PART B: Which detail from the text best supports the answer to Part A?

A
“McCarthy capitalized on national paranoia by proclaiming that Communist spies were omnipresent and that he was America’s only salvation.” ( Paragraph 6)
B
“Half of Europe was under Joseph Stalin's influence, and every time Americans read their newspapers there seemed to be a new atomic threat.” ( Paragraph 7)
C
“The public rewarded the witch-hunters by sending red-baiters (communist accusers) before the Senate and the House in 1950.” ( Paragraph 11)
D
“Above all, several messages became crystal clear to the average American: Don't criticize the United States. Don't be different. Just conform.” ( Paragraph 26)