Two grocery stores are located in the downtown area of a small city. The first offers excellent prices for buying large bulk quantities. The second does not have bulk offers, but offers lower prices on single items. Use the passage to answer the question.
Why would both these stores attract a good number of customers?
A. Customers value different types of deals.
B. Customers have different brand loyalties.
C. Customers patronize both stores to maintain competition.
D. Customers do not have the information to choose the best option.