When a Stack Is Pushed

Multiple Choice

When a stack is pushed:

A) The number is entered into the element number in the stack pointer,the stack pointer is then incremented.
B) The stack pointer is incremented,then the number is entered into to element number in the stack pointer.
C) The number is taken out of the stack at the element number in the stack pointer,the stack pointer is then decremented.
D) The stack pointer is decremented,then the number is taken out of the stack at the element number in the stack pointer.