Which is the starting point of c program?

Question

C is the basic programming language develop by Dennis Richie.

Answer 1

We need stdio.h for the function printf() used in the program....
Line 2 [ int main(void) ] There must to be starting point from where execution of compiled C program begins.
In C, the execution typically begins with first line of main()......

Answer 2

the start point is always the main() function

Answer 3

based on execution it's the header file and macros if included