QUESTION 6 Queue X is an empty queue. Please fill in the blanks below after tracking the activities below step by step: Xenqueue 7: X.enqueue(4% Xenqueue(3) Y1 = X.dequeue 0 X.enqueue(5): Xenqueue{2} Y2X.dequeue: Y3 XfirstEl 71 - .Y2 Y3 Lyour presentation of should start from the front of the queue, use space in between elements) QUESTION 7 Given the list below. Which node(s) will remain in the list if we apply: list.next next list.next next next You must choose ALL that apply correctly to get any credit for this question. No partial credit will be awarded. O A1 3.2 3 0.4