Multiple Choice
Given the LinkedListStack class implementation discussed in section 16.3 (partially shown below) , select the statement(s) to complete the peek method. public class LinkedListStack
{
Private Node first;
Public LinkedListStack()
{
First = null;
}
Public Object peek()
{
If (empty() )
{
Throw new NoSuchElementException() ;
}
_____________________________
}
) ..
}
A) Object value = first.data;
First = first.next;
Return value;
B) first = first.next;
Return first.data;
C) return first;
D) return first.data;
Correct Answer:

Verified
Correct Answer:
Verified
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