Pronouns: are words that can replace a noun in a sentence. Their role in a sentence is similar to that of a noun. The noun that is replaced by any pronoun is called its antecedent. For Example

Rohan is a good student. He is very attentive in the class.

Here He is pronoun as it replaces the noun Rohan.

Personal Pronoun:  Personal pronouns that refer to the association with a particular person or noun. There are two types of personal pronouns.

Subject Personal Pronouns: They refer to the subject of a sentence. For example : we, you, I, he, she etc. They are also called pronouns of the nominative case.

Object Personal Prononuns: They refer to the object of a sentence. For example : me, us, her, them etc. They are also called pronouns of the objective case.

Use of Personal Pronoun:

• They should agree in number, gender and person with the noun that they replace.
• When they are used for collective noun, it should be singular in number and of neuter gender.
• When they are used for collective noun, where each individual is considered separate they are used in plural.

In the question : -

1.You are the fastest runner on the team, and we are depending on you.

2. All of my teachers are Americans. They come from all over the country. .

Thus , the Correct Option is C , which is 1. You, we, you 2. my, they

Pronouns: are words that can replace a noun in a sentence. Their role in a sentence is similar to that of a noun. The noun that is replaced by any pronoun is called its antecedent. For Example

Rohan is a good student. He is very attentive in the class.

Here He is pronoun as it replaces the noun Rohan.

Personal Pronoun:  Personal pronouns that refer to the association with a particular person or noun. There are two types of personal pronouns.

Subject Personal Pronouns: They refer to the subject of a sentence. For example : we, you, I, he, she etc. They are also called pronouns of the nominative case.

Object Personal Prononuns: They refer to the object of a sentence. For example : me, us, her, them etc. They are also called pronouns of the objective case.

Use of Personal Pronoun:

• They should agree in number, gender and person with the noun that they replace.
• When they are used for collective noun, it should be singular in number and of neuter gender.
• When they are used for collective noun, where each individual is considered separate they are used in plural.

In the question : -

Each of the girls ate her candy. 

Thus , the Correct Option is D , which is her.

Pronouns: are words that can replace a noun in a sentence. Their role in a sentence is similar to that of a noun. The noun that is replaced by any pronoun is called its antecedent. For Example

Rohan is a good student. He is very attentive in the class.

Here He is pronoun as it replaces the noun Rohan.

Personal Pronoun:  Personal pronouns that refer to the association with a particular person or noun. There are two types of personal pronouns.

Subject Personal Pronouns: They refer to the subject of a sentence. For example : we, you, I, he, she etc. They are also called pronouns of the nominative case.

Object Personal Prononuns: They refer to the object of a sentence. For example : me, us, her, them etc. They are also called pronouns of the objective case.

Use of Personal Pronoun:

• They should agree in number, gender and person with the noun that they replace.
• When they are used for collective noun, it should be singular in number and of neuter gender.
• When they are used for collective noun, where each individual is considered separate they are used in plural.

In the question : -

1. The carrots went bad so we had to throw them away . In this sentence , them is the correct personal pronoun because it is used in place of the noun carrots .

2. Rishi bought a new laptop three months ago. He absolutely loves it. In this sentence , he , it the correct personal  pronoun because he is used in place of the noun rishi and it is used in place of noun laptop .

Thus , the Correct Option is C , which is Them , He , it .