Which of the following interchange of numbers and signs would make the given equation correct?
$$512 \times 64 \div 5 + 30 - 50 = 20$$

A

50 and 64, $$+$$ and $$\times$$

B

20 and 30, $$+$$ and $$+$$

C

20 and 50, $$\times$$ and $$+$$

D

5 and 20, $$+$$ and $$-$$