1) is an array passed to a function by value or by reference? (2 points) 2) what is the difference between a size declarator and a subscript? (2 points) 3) names is an integer array with 20 elements. write a for loop that prints each element of the array. (3 points) 4) the arrays numberarray1 and numberarray2 have 100 elements. write the code that copies the values in numberarray1 to numberarray2. (3 points)