单选题：Given the popping sequence of a stack as {1, 2, 3, 4, 5}. Among

Given the popping sequence of a stack as {1, 2, 3, 4, 5}. Among the following, the impossible pushing sequence is: @[C](2)

A. 3 2 1 5 4
B. 5 1 2 3 4
C. 4 5 1 3 2
D. 5 4 1 2 3




A.3 2 1 5 4
B.5 1 2 3 4
C.4 5 1 3 2
D.5 4 1 2 3


答案：C