1. Consider the following program written in C syntax void fun( int x, int y) int z z-a, void main)l int a-3; int nums [10]-1,2,3,4,5,6,7,8,9,10); fun ( a, nums[3]); fun ( nums[2], nums[3]); fun ( a, nums[a]); For each of the following parameter passing methods, what are all of the values of the variables a and num after each of the three calls to fun? a) Passed by value b) Passed by reference c) Passed by value - result