选择题
2017 AMC 8 Problem 10: Largest Card Selected
A box contains five cards, numbered 1, 2, 3, 4, and 5. Three cards are selected randomly without replacement. What is the probability that 4 is the largest value selected?
2017 AMC 8问题10 ：选定的最大卡牌
一个盒子里有五张牌，编号为1、2、3、4和5。随机选择三张卡牌，无需更换。4是选择的最大值的概率是多少？
A.
1/10
B.
1/5
C.
3/10
D.
2/5
E.
1/2