Choose the closest paraphrased version after the following sentence or the italicized part.
The audiences were small, and even if Rudolf had been really first-rate, they would not have been very demonstrative. （ ）
A、
They would not have demonstrated much interest.
B、
They would not have done anything for him.
C、
They would not have responded warmly.
D、
They would not have told him anything.
【正确答案】：C
【题目解析】：
句意：那儿的听众很少—即使鲁道夫真是一流演奏家，他们也不会有多少热烈的表现。demonstrative感情外露的。