Question: Adding a reference lastNode to the last node of a linked implementation of ListInterface makes which functionality more efficient? Group of answer choices a .

Adding a reference lastNode to the last node of a linked implementation of ListInterface makes which functionality more efficient?
Group of answer choices
a. adding a node to the beginning of a list
b. removing a node from the beginning of the list
c. removing a node from the end of the list
d. searching for a node in the list
e. None of the above

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