The answer to your question is B.
The correct answer is C. a talented performer. An appositive is a noun or noun phrase that put another name to a noun next to it. The appositive can be a short or long combination of words.
Answer:
Three of the most important breakthroughs in medicine were the identification of insulin, the introduction of aspirin, and the discovery of penicillin.
Explanation:
The text is doesn't need any additional punctuation
Answer:
The anwser is
They detail the various environmental issues caused by inferior cookstoves
The answer is "of three awards"