This is a Stack-based Architecture question. To show the contents of the stack write your answer as follows:

A stack with only the value 4 is written: 4

A stack with 4 on top followed by 17 then 21 is written: 4, 17, 21

Show want is on the stack after each instruction is finished executing?

Push 4 _____?

Push 7 _____?

Push 8 _____?

Add ______?

Push 10 _____?

Sub _____?

Mul _____?