As for the missing funds, the company manager, when demanded to give an explanation, could not even come up with a ______ one.
 
【正确答案】 D
【答案解析】 形容词词义辨析。plaintive“悲哀的,哀伤的”;pervasive“颠倒的,曲解的”;perpetual“永久的”;plausible“似是而非的”。根据句中give an explanation,但could not even come up with判定,似是而非的符合句意。故答案为D。