Direct speech : - Direct speech is used to report or rather repeat the words spoken by the speaker or writer in the way it is told by the speaker .

Indirect speech : - Indirect speech is the way in which you convey what someone said to another person, not necessarily using the exact words of the speaker.

Direct Speech -Change in Exclamatory Sentence: If the indirect command ends with full stop,we can change this to an exclamation mark. We use the reporting verbs exclaimed, praised, cried out, applauded, regretted, wished, desired etc. With exclaimed we generally use an expressions for feelings such as exclaimed with fear or joy etc. We also use the conjunction that to introduce the reported sentence and change to an appropriate past tense.

• Gaurav exclaimed with joy that they had won the match. (Indirect Command)
• Gaurav said, "Hurrah! We have won the match."  (Direct Command)

In the question : -

1. The child exclaimed with delight that the sight was very beautiful.

The direct speech of the above sentence is :

The child said, ‘What ! a beautiful sight’

While converting into direct speech , place reporter 's speech into inverted commas , then change exclaimed with delight into what with exclamation mark ,  then simple past was is converted into is  , then the objective part very beautiful  .

2. The candidate exclaimed with disapproval that the problem was very difficult.

The direct speech of the above sentence is :

The candidate said, ‘How ! difficult the problem is’

While converting into direct speech , place reporter 's speech into inverted commas , then change exclaimed with disapproval into how with exclamation mark ,  then simple past was is converted into is  , then the objective part very difficult  .

Thus , the Correct Option is C , which is 1. The child said, ‘What ! a beautiful sight it is !’ 2. The candidate said, ‘How ! difficult the problem is’ .

Direct speech : - Direct speech is used to report or rather repeat the words spoken by the speaker or writer in the way it is told by the speaker .

Indirect speech : - Indirect speech is the way in which you convey what someone said to another person, not necessarily using the exact words of the speaker.

Direct Speech -Change in Exclamatory Sentence: If the indirect command ends with full stop,we can change this to an exclamation mark. We use the reporting verbs exclaimed, praised, cried out, applauded, regretted, wished, desired etc. With exclaimed we generally use an expressions for feelings such as exclaimed with fear or joy etc. We also use the conjunction that to introduce the reported sentence and change to an appropriate past tense.

• Gaurav exclaimed with joy that they had won the match. (Indirect Command)
• Gaurav said, "Hurrah! We have won the match."  (Direct Command)

In the question : -

1. John exclaimed with wonder that it was a nice shirt.

The direct speech of the above sentence is :

John said, “Wow! What a nice shirt it is” .

While converting into direct speech , place reporter 's speech into inverted commas , then change exclaimed with wonder into wow with exclamation mark  ,  then simple past converts into simple present means was converts into is , then the objective part a nice shirt  .

2. She exclaimed with joy that she was selected for the job.

The direct speech of the above sentence is :

She said, “Hurrah! I am selected for the job”.

While converting into direct speech , place reporter 's speech into inverted commas , then change exclaimed with joy into wow with exclamation mark  ,  then simple past converts into simple present means was converts into am , then the objective selected part for the job  .

Thus , the Correct Option is C , which is 1. John said, “Wow! What a nice shirt it is” . 2. She said, “Hurrah! I am selected for the job”.

Direct speech : - Direct speech is used to report or rather repeat the words spoken by the speaker or writer in the way it is told by the speaker .

Indirect speech : - Indirect speech is the way in which you convey what someone said to another person, not necessarily using the exact words of the speaker.

Direct Speech -Change in Exclamatory Sentence: If the indirect command ends with full stop,we can change this to an exclamation mark. We use the reporting verbs exclaimed, praised, cried out, applauded, regretted, wished, desired etc. With exclaimed we generally use an expressions for feelings such as exclaimed with fear or joy etc. We also use the conjunction that to introduce the reported sentence and change to an appropriate past tense.

• Gaurav exclaimed with joy that they had won the match. (Indirect Command)
• Gaurav said, "Hurrah! We have won the match."  (Direct Command)

In the question : -

He exclaimed with joy that he had won a prize.

The direct speech of the above sentence is :

He said, “Hurrah! I won a prize” .

While converting into direct speech , place reporter 's speech into inverted commas , then change exclaimed with joy into hurrah with exclamation mark , then he is converted into I ,  then present perfect converts into simple past means had won converts into won , then the objective part a prize .

Thus , the Correct Option is D , which is He said, “Hurrah! I won a prize” .