What will be the output of the following C code?

#include <stdio.h>
int x = 0;
void main()
{
    int *const ptr = &x;
    printf("%p\n", ptr);
    ptr++;
    printf("%p\n ", ptr);
}

A. 0 1

B. Compile time error

C. 0xbfd605e8 0xbfd605ec

D. 0xbfd605e8 0xbfd605e8

Answer: Option B