This keyword is used to add a row to a table.

A(n) ________ task must be completed before the next task can start

Fill in the blank(s) with correct word

To remove a node with a positive index k from a linked list,

A) decrement k by 1, and set the reference to the node to be removed to null B) start a reference r at the head of the list, walk r forward k steps, and then set r to null C) assign the successor reference in the node with index k to the successor reference in the node with index k-1 D) decrement k by 1, and then use recursion