单选题 The party's reduced vote was ______ of lack of support for its policies.
【正确答案】 B
【答案解析】根据搭配：indicative of暗示的……、表明的……；positive about/ of对……很肯定的、对……很有把握的；evident和revealing一般做前置定语，evident用做表语，后面一般接从句。因此正确答案是A。