A priority queue is used to implement a stack S that stores characters – McqOptions

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1.	A priority queue is used to implement a stack S that stores characters PUSH(C)is implemented as INSERT(Q,C,K)where K is an appropriate integer key chosen by the implementation.POP is implemented as DELETEMIN(Q)(Q). For a sequence of operations, the keys chosen are in
A.	Non-increasing order
B.	Non-decreasing order
C.	Strictly increasing order
D.	Strictly decreasing order
Answer» E.

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