Q1. (14 points) (Scope) For the following C code, state the scope of the following elements a. The variable "a" in "main". b. The variable "c" in "main c. The variable "b" in "forth". d. The function "main e. The function "forth". f. The function prototype for "forth g. The identifier "b" in the function prototype for "forth". #include stdio.h> int forth(int b); int main(void) int a, c; for (a-1; a 20; a++) c forth(a); printf("dn", c) return e; int forth(int b) return b*b b b