Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation.
7 * 10 * 280 * 2 * 10 * 80

A

$$\times, =, \div, +, −$$

B

$$=, \div, \times, +, −$$

C

$$\times, +, =, \div, −$$

D

$$−, +, \times, \div, =$$