The answer to your question would be that the problem with the sentence above is the following one: A semicolon should precede the conjunctive adverb. That is, the correct option would be A.
You should use a semicolon when you have a conjunctive adverb linking two independent clauses. In this case, the conjunctive adverb linking the two clauses is however. Consequently, the sentence would be as follows: Legendary jazz drummer Joe Morello was vision impaired; however, he had a talent for hearing and feeling rhythm.
