Acknowledge your collaborators or source of solutions, if any. Submission by the end of the LAB is required. This exercise is for getting familiar with Pointers and Modular Programming. Do all of the following. A subset of your answers will be graded. 1. The items passed in a function call are the The corresponding appear in the function prototype and heading. 2. Constants and expressions can be actual arguments corresponding to formal parameters that are parameters 3. The part of a program where an identifier can be referenced is called the of the identifier. 4. What are the values of main function variables x and y at the point marked / values here in the following program