Question: Suppose a queue is implemented with just one private field first, which refers to the beginning of the queue. There are no other fields. For

Suppose a queue is implemented with just one private field first, which refers to the beginning of the queue. There are no other fields. For example, a queue with three elements would be represented:
Which of the following gives correctly the running time of enqueue and dequeue in the implementation.
Question 10 options:
enqueue: linear dequeue: linear
enqueue: constant dequeue: linear
enqueue: linear dequeue: constant
enqueue: constant dequeue: constant

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