Select the real-world situation that can be represented by 2m + 3.

A.
A music download website has a membership fee of $2 and charges $3 for each download.
B.
Bentley swims 3 less than 2 times the laps Dan swims.
C.
An online company charges a $3 shipping fee and $2 per item for a purchase.
D.
Grace bikes 2 more than 3 times the miles Jamie bikes.