What is the functionality of the following piece of Java code?Assume: – McqOptions

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1.	What is the functionality of the following piece of Java code?Assume: a is a non empty array of integers, the Stack class creates an array of specified size and provides a top pointer indicating TOS(top of stack), push and pop have normal meaning.
A.	Print alternate elements of array
B.	Duplicate the given array
C.	Parentheses matching
D.	Reverse the array
Answer» E.

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