单选题 Because the ______still refused to cooperate, the lawyer washed his hands of the entire case.

【正确答案】 C
【答案解析】句意：因为当事人仍然拒绝合作，律师不再插手整个案子。client委托人，当事人。advocate辩护人，辩护律师。agenda议事日程。adolescent青少年。