Which of the mathematical signs should be interchanged in the below equation to make it mathematically correct?
$$360 \times 9 - 320 + 72 \div 5 = 80$$

A

$$+$$ and $$\div$$

B

$$-$$ and $$\div$$

C

$$\times$$ and $$\div$$

D

$$+$$ and $$\times$$