Miguel works at an appliance store. He gets paid $5.25 an hour and works 8 hours a

Question:

Miguel works at an appliance store. He gets paid $5.25 an hour and works 8 hours a day. In addition, he earns a 3% commission on all items he sells. Let x represent the total dollar value of the appliances that Miguel sells, and let the function m represent Miguel's daily earnings as a function of x. Which function describes how much Miguel earns in a day?
A. m(x) = 5.25 + 0.03x
B. m(x) = 42 + 0.03x
C..m(x) = 5.25 + 3x
D. m(x) = 42 + 3x