Question: EXPLAIN. Linked lists with header nodes are A. useful for simplifying boundary cases (inserting/deleting at start of list). B. useful for handling frequently empty lists.

EXPLAIN.

Linked lists with header nodes are

A. useful for simplifying boundary cases (inserting/deleting at start of list).

B. useful for handling frequently empty lists.

C. useful if you need to change direction frequently.

D. (a) and (b).

E. All of the above.

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