Which complex number lies below the real axis and to the right of the imaginary axis?

3 − i

3 + i

i − 3

-3 − i

We are asked to determine the complex number that lies below the real axis and to the right of the imaginary axis. This means the real number should be negative and that the imaginary number is, on the other hand, a positive number. in this case, the answer is C. i - 3 

Ok but uh what do you need with?