What will be the output of the following C code?

#include <stdio.h>
struct point
{
    int x;
    int y;
};
struct notpoint
{
    int x;
    int y;
};
struct point foo();
int main()
{
    struct point p = {1};
    struct notpoint p1 = {2, 3};
    p1 = foo();
    printf("%d\n", p1.x);
}
struct point foo()
{
    struct point temp = {1, 2};
    return temp;
}

A. Compile time error

B. 1

C. 2

D. Undefined behaviour

Answer: Option A