What will be the output of the following C code?

#include <stdio.h>
void main()
{
    int a[3] = {1, 2, 3};
    int *p = a;
    int *r = &p;
    printf("%d", (**r));
}

A. Decision making B. Code organization C. Variable declaration D. Storing values

A. 4 B. 8 C. 2 D. 1

A. int *ptr; B. ptr int; C. int ptr; D. ptr *int;

A. Arithmetic operation B. Indirection operator C. Member access operator D. Bitwise operation