C language function precedence

Question :

Which of the following is the correct order if calling functions in the below code?a = f1(23, 14) * f2(12/4) + f3();

A) f1, f2, f3
B) f3, f2, f1
C) Order may vary from compiler to compiler
D) None of the above

Answer : A

Explanation : 

#include<stdio.h>

#include<conio.h>

f1(int a,int b)

{

     printf("\nf1");

     return a+b;

}

f2(int n)

{

     printf("\nf2");

     return n;

}

f3()

{

     printf("\nf3");

     return 1;

}

void main()

{

     int a;

     clrscr();

     a=f1(2,3)+f2(12/4)+f3();

     getch();

}

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