in java please.

Question III (Stacks and Queues) 115+15 30 points] 1. Define a stack in terms of a queue, that is; create a class class Stacko Queue pool new Queue) public void push (object el) ( pool.enqueue(el); Define a queue in terms of a stack. (a) Define a class StackQ. which uses one or more queues to implement a stack. Write a (b) Define a class QueueS, which uses one or more stacks to implement a queue. Write a main class that tests this class also. main class that tests this class also