Question: Consider the following sequence of operations on an empty stack: PUSH(Z), PUSH(W), PUSH(Y), PUSH(T), POP, POP, PUSH(B), PUSH(B), POP. What will be the value at

Consider the following sequence of operations on an empty stack: PUSH(Z), PUSH(W), PUSH(Y), PUSH(T), POP, POP, PUSH(B), PUSH(B), POP. What will be the value at TOP of the stack after executing last POP?

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