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>
    int main()
    {
        int p1 = 7, p2 = 5, k;
        int p3;
        p3 = p2 = 3, k = p1 && p2;
        printf("%d\n", k);
        return 0;
    }

1. Compilation Error
2. 7
3. Undefined behaviour due to order of evaluation can be different
4. 5
5. 1

Correct Option: E

1