Consider the following code which is assumed to be embedded in a complete and correct C++ program 1 int array size - 20, 2. nt a, 3 a = new int [array size), 4 for (int i 0, 1 < array size, 1++) 5 a:1: 6 int p-a, 7 cout < < pl2]. Describe the action of the now oporator in this code segment What does the new operator return? Give the output of the above program fragment What is the purpose of the statement in line 62 Write code to return the memory allocated to a, back to freestore