Deque - Coding Goal: Given the following Deque class, which is a deque backed by a circular array, complete the method. This method will add an element to the front of the deque. Requirements: Assume all other provided methods in the class have been implemented correctly. Fill in each of the blanks in the method with the correct number, variable, or code fragment that would make the method perform as expected. Answer Format: For each of the numbered blanks in the provided addFirst(T data) method, type your answer in the corresponding numbered blank below the code. 1. 2 . 3. 4