Select the correct combination of mathematical signs to sequentially replace the % signs and to balance the given equation.
[{(32 % 28) % (6 % 4)} % (1 % 7)] % 5 % 20

A

$$−, +, \times, \div, \times, \times, =$$

B

$$\times, \div, \times, \times, −, +, =$$

C

$$\times, −, +, \times, \div, \times, =$$

D

$$−, +, \times, \times, \times, \times, =$$