Insertion b) Deletion c) Retrieval d) Traversal March 25, 2021 by admin Question: Insertion b) Deletion c) Retrieval d) Traversal A. only a,b and c B. only a and b C. all of the above D. none of the above Answer» d. none of the above Note: The above multiple-choice question is for all general and Competitive Exams in India.