单选题 If X and Y are sets of integers, X△Y denotes the set of integers that belong to set X or set Y, but not both. If X consists of 10 integers, Y consists of 18 integers，and 6 of the integers are in both X and Y, then X△Y consists of how many integers?

【正确答案】 B
【答案解析】[解析] 根据题意可知X△Y中的整数数目为：
(10-6)+(18-6)=16。