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7. Consider the ADT Queue of integers. If a sequence of integers, 10,2030,40,50 are (enqueued) added to the queue, what will the print-out of the queue be? a. 1020304050 b. 2030405010 c. 3020104050 d. 3040201050 e. none of the above 8. Consider the ADT Queue of integers. If a sequence of integers, 10, 2030,40,50 are (enqueued) added to the queue, and delete operation is performed two times, what will the printout of the queue be? a. 304050 b. 405030 c. 302010 d. 304020 e. none of the above