Pointers - Programming

Q1:

If the size of integer is 4bytes, What will be the output of the program?
#include<stdio.h>

int main()
{
    int arr[] = {12, 13, 14, 15, 16};
    printf("%d, %d, %d\n", sizeof(arr), sizeof(*arr), sizeof(arr[0]));
    return 0;
}

A 10, 2, 4

B 20, 4, 4

C 16, 2, 2

D 20, 2, 2

ANS:A - 10, 2, 4

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