【题目】Evidence shows that the ________ of a parent adds to the probability that a youngster will commit criminal activities.
A.disappearance
B.absence
C.attention
D.concern

【答案】B
【解析】考查名词辨析。句意：证据表明父母的缺失会增加青少年实施犯罪活动的可能性。A. disappearance“消失”；B. absence“缺席，缺失”；C. attention“注意力”；D. concern“关心”。此处指“缺失”，故选B。