Answer:
The answer is 3.
Step-by-step explanation:
Given that the Indices Law is,


So the expression is :





So you are given the amount he sold which is $7300, and you are given his commission rate so all you have to do is this
7300 x 0.12 = 876
Therefore, his amount of commission is 876 dollars
Option B, (x+4)(x^2-4x+16)