What is the best position for the phrase 'if any' for the sentence below?Please explain the rationale behind your answer?

What could be, if any, the benefits or disadvantages of something?

What could be the benefits or disadvantages, if any, of something?

What could be the benefits or disadvantages of something, if any?

Thanks!

What is the best position for the phrase 'if any' for the sentence below? Please, explain the rationale behind your answers.

What could be, if any, the benefits or disadvantages of something?

What could be the benefits or disadvantages, if any, of something?

What could be the benefits or disadvantages of something, if any?

Thanks!