The correct option is A Wonderfully
An adverb is a word or group of words that modifies verbs, adjectives or other adverbs and answers questions such as how, when, where, why, how much, how often etc. It is sometimes difficult to identify adverbs in a sentence because they can be found anywhere in the sentence.
'Wonderful' is an adjective that is used in the sentence given. The verb used in the sentence is 'plays'. The adverb that can be derived from the adjective 'wonderful' is option A) wonderfully. Options B, C, and D are adjectives and so are incorrect answers.