The nature of McCarthyism is（ ）
A、anti-racism
B、anti-Communism
C、advocating free market
D、advocating environmental protection
【正确答案】：B
【题目解析】：All these set the stage for the rise of Senator Joseph R.McCarthy and full-scale, anti-Communist hysteria in the United States.麦卡锡主义是指美国参议员麦卡锡的美国国内反共。
