Adjective :- Adjective are words or group of words that describes people, places or things. for example :- This is a tasty apple. In this example tasty is an adjective which tells us the quality of apple.

Adjective of Quality : - An adjective which is used in the sentence to express the size, shape, and color of a person, thing, animal, or place An adjective which is used in the sentence to express the size, shape, and color of a person, thing, animal, or place . some words related to this are : beautiful , large , wise , honest , foolish etc .

Example : - Nina’s hair is very shining and smooth. Here , shining and smooth is an adjective of quality as it shows the quality of Nina 's hair that it is shining and smooth . 

Rules to remember adjective of quality : -

1. When two adjectives qualify the same noun , both the adjectives should be expressed in the same degree . For example

(i) She is the most active and energetic social worker in our club .

(ii) She is both cleverer and intelligent than her sister .

2. The order of adjectives qualifying a noun ( S S A C N M)

Size Shape Age Colour Nationality Material Noun

In the question : -

This answer sounds queerly. In this sentence , queerly is the correct adjective of quality as it is used  to show something that is strange . So , it shows quality of the answer that is sounds queerly .

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

Adjective : - An adjective is a word that generally modifies a noun or noun phrase or describes its referent. Its semantic role is to change information given by the noun.

Adjective of Quality : - It  shows the kind or quality of a person or thing . It is a type of adjective that indicates the kind or quality of something. In simple language, the adjective of quality defines the color, shape, and size of a noun. It can be anything, a person, animal, place, or thing.

Example : - Kolkata is a large city. Here , large is an adjective of quality as it shows the quality of a city that it is large .

In the question : -

1. Mom's busy schedule doesn't allow her much time to enjoy a quiet afternoon alone. In this sentence , busy and quiet is an adjective of quality as it states the feature that mom's schedule is busy and her schedule doesn't allow her to enjoy a quiet afternoon meal.

2. A lonely leaf floated down from the empty branches of the oak and settled on the ground. In this sentence , lonely and empty is an adjective of quality as it states that the leaf are lonely and floated from the branches that are empty .

Thus , the Correct Option is B , which is  Busy , Quiet , Lonely , Empty .

Adjectives : - Adjectives are words that describe or modify other words such as  like small, blue, and sharp are some examples of adjectives. They are usually positioned before the nouns and pronouns that they modify. Some sentences contain multiple adjectives.

Degree of Comparison : - A degree of comparison is a form of adjective that is used to compare a person or thing possessing the same quality with another .

• Rama's mango is sweet.
• Hari's mango is sweeter than Rama's
• Govind's mango is the sweetest of all.

In sentence 1, the adjective sweet merely tells us that Rama's mango has the quality of sweetness, without saying how much of this quality it has.

In sentence 2, the adjective sweeter tells us that Hari's mango, compared with Rama has more of the quality of sweetness.

In sentence 3, the adjective sweetest tells us that of all these mangoes Govind's mango has the greatest amount or highest degree of the quality of sweetness.

We thus see that Adjectives change in form ( sweet, sweeter, sweetest) to show comparison. They are called the three Degree of Comparison .

In the question : -

Don't go in the garden. There is a ______________ snake moving around there.

In this sentence , the correct degree of comparison that can be placed in the blank part is Poisonous as it means something which is toxic . Poisonous is the positive degree of comparison .

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