Insert the Missing Code in the Following Code Fragment

Multiple Choice

Insert the missing code in the following code fragment. This fragment is intended to remove a node from the head of a linked list:
Public class LinkedList
{
) . .
Public Object removeFirst()
{
If (first == null) { throw new NoSuchElementException() ; }
Object element = first.data;
________________
________________
}
) . .
}

A) first = first.next; 1
Return element;
B) first.next = first; 1
Return element;
C) first = element.next; 1
Return element;
D) first = element.next; 1
Return null;