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Answer (Choose 1 answer)
☐ A
Select the most correct statement:
A. In a linked list, the tail node is introduced for performance purpose only.
B. In a linked list, there must be the tail node.
C. The tail node is necessary for inserting a node after the last node
D. The tail node is necessary for inserting a node before the last node
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FUQ.sh
sh the exam.
