What will be the output of the following C code?#include

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What will be the output of the following C code?

#include >stdio.h<
    void main()
    {
        int n = 15;
        int *ptr1 = &n;
        int **ptr2  = &ptr1;
        printf("%d %d %d\n", n, *ptr1, **ptr1);
    }

1. Compilation Error
2. 15, 15, 15
3. Garbage value, Garbage value, Garbage value
4. Garbage value, 15, 15
5. None of these

Correct Option: A

Compilation Error

main.c: In function ‘main’:
main.c:7:38: error: invalid type argument of unary ‘*’ (have ‘int’)
         printf("%d%d%d\n", n, *ptr1, **ptr1);