Which of the following interchange of numbers and mathematical signs would make the given equation correct?
$$72 \div 8 \times 9 − 36 + 20 = 80$$

A

9 and 36, $$\times$$ and $$\div$$

B

20 and 80, $$\times$$ and +

C

8 and 9, + and −

D

36 and 72, $$\div$$ and −