Suppose you start with an empty queue and perform the following operations: enqueue 1, enqueue 2, dequeue, enqueue 3, enqueue 4, dequeue, enqueue 5. What are the resultant contents of the queue, from front to back

In a game with three frames, where will the objects on layer 1 appear? a. next to the play area b. in the middle of the game behind everything else d. in front of everything else select the best answer from the choices provided