Alejandra solved a math problem by doing the steps below in the order shown.
1. Subtract 12 from 20.
2. Multiply the difference by the sum of 6 and 4.
Which expression shows the steps Alejandra did to solve the problem?
A. O 20 – 12 x 6 + 4
B.O 20 – 12 x (6 + 4)
C.O (20 – 12) * 6+4
D.O (20 – 12) × (6 + 4)