In the below program everytime program is run different

In the below program everytime program is run different numbers are generated.

#include <stdio.h>
#include <stdlib.h>
    int main()
    {
        printf("%d\n", rand());
        return 0;
    }

1. Depends on the platform
2. True
3. False
4. Depends on the compiler
5. None of these

False