答案及解析：[单选题]The stack is initially empty and goes through the following operations in sequence:栈初始为空，依次经过以下操作： p

问题：

[单选题]The stack is initially empty and goes through the following operations in sequence:栈初始为空，依次经过以下操作：
push(5);
push(8);
pop();
push(5);
top();
push(1);
push(3);
pop();
pop();
push(2);
At this point from the top of the stack to the bottom of the stack:此时从栈顶到栈底依次为：
A2, 5, 5
B2, 3, 1
C5, 5, 2
D1, 3, 2