1.

If the sequence of operation - push(1), push(2), pop, push(1), push(2), pop, pop, pop, push(2), pop are performed on stack, the sequence of popped out values are:

A. 2,2,1,1,2
B. 2,2,2,1,1
C. 2,2,1,2,2
D. 2,2,1,2,1
Answer» B. 2,2,2,1,1


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