What is the output of this program?#include <iostream>

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What is the output of this program?

#include <iostream>
    #include <complex>
    using namespace std;
    int main()
    {
        complex<int> num(4, 5);
        num = num * 7 / 4;
        cout << num;
        return 0;
    }

1. (8,7)
2. (7,0)
3. (7,8)
4. (8,0)
5. None of these

Correct Option: C

We are multiplying the complex number by 4.