John's Carwash Featured an Ad That Said: "We Provide Full

John's carwash featured an ad that said: "We provide full service car washing that cleans the dirtiest of cars.Stop by at our new location at 431 North Blvd." The purpose of this ad is to:

A) promote a specific brand's features and benefits.
B) tell people what a product is, what it can do, and where it can be found.
C) show one brand's strengths relative to those of competitors.
D) reinforce previous knowledge of a product.