Shocked by the results of the elections, they now want to challe

Shocked by the results of the elections, they now want to challenge the（ ）of the vote.
A、state
B、​value
C、validity
D、utility
【正确答案】：C
【题目解析】：本题考查名词辨析。state：状态，状况；value：价值，重要性；validity：有效性，合法性；utility：实用，效用。句意：他们对选举结果感到震惊，现在想对投票的有效性提出质疑。故C选项符合题意。