Q. public int function()
{
if(head == null)
return Integer.MIN_VALUE;
int var;
Node temp = head;
while(temp.getNext() != head)
temp = temp.getNext();
if(temp == head)
{
var = head.getItem();
head = null;
return var;
}
temp.setNext(head.getNext());
var = head.getItem();
head = head.getNext();
return var;
} What is the functionality of the following code? Choose the most appropriate answer.

• (A) return data from the end of the list
• (B) returns the data and deletes the node at the end of the list
• (C) returns the data from the beginning of the list
• (D) returns the data and deletes the node from the beginning of the list