Mark the sentences which have 'adverbs' ?

(A) The machine works very well.
(B) She is a skilful worker.
(C) He seldom visits his parents.
(D) He speaks really well.

Choose the correct answer from the options given below:

(A), (C), (D) Only

The correct answer is Option (3) → (A), (C), (D) Only

An adverb is a word that modifies or describes a verb, an adjective, or another adverb.

(B) She is a skilful worker.

• skilful is an adjective. It modifies the noun worker.

• This sentence contains an adjective, not an adverb. (The adverbial form would be skillfully).