Consider the code for inserting a node at the beginning of the linked list and the code to insert a node into the middle of a linked list. One reason the code is different is because:

A. the start pointer needs to be moved when inserting at the beginning of the linked list,
but not when inserting into the middle
B. the nodes after the middle have to be moved over, one at a time, using a loop
C. although both ways of inserting require the use of loops, we don’t need to check for
NULL when we insert at the beginning
D. All of the above


A

Computer Science & Information Technology

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