问题
单项选择题
A coed soccer team has W women and M men on the team. If 4 women and 2 men are added to the team roster, and if one person on the team is selected at random to serve as team captain, then the probability that the team captain will be a woman can be represented as （）.
A.A
B.B
C.C
D.D
E.E
答案
参考答案：A
解析：
The probability is equal to the new number of women, i.e., W+4, divided by the new total, which is W+M+6. The answer, therefore, is 
.