None of the answer given fits the questions " An argument may warrant additional support in the form of additional evidence when." A is not logical for the questions, C, is only an opinion by an expert and is not based on fact, and B doesn't fit. The correct answer is D.
Answer:
Title
Explanation:
The title not even being a sentence can give central idea of the text
#2 and #4 for sure, I'm not sure about the others. Probably not the first one.