Which of the Following Statements Is Correct Regarding Business Format

Which of the following statements is correct regarding business format franchises?

A) Business format franchises are less popular than product and trademark franchises.
B) A business format franchise can be very rigid and demanding.
C) Agricultural machinery dealerships and soft-drink bottlers are well-known examples of business format franchises.
D) Business format franchises are illegal in some states.
E) The business format franchisor obtains the majority of its income from selling its products to its dealers at a markup.