Using Pop(S1, Item) Push(S1,Item) Read(Item) Print(Item) the variables – McqOptions

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1.	Using Pop(S1, Item) Push(S1,Item) Read(Item) Print(Item) the variables S1 represents (stack) and Item are given the input file: A,B,C,D,E,F Which stacks are possible:
A.	54 3 F2 D1 B
B.	5 4 3 D2 A1 F
C.	543 C2 E1 B
D.	5 A4 B3 C2 D1 E
Answer» B. 5 4 3 D2 A1 F

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