Which of the Following Statements Is True of Consumer Promotions

Which of the following statements is true of consumer promotions?

A) Their primary objective is to persuade resellers to carry a brand.
B) They include a wide range of tools like samples, coupons, and refunds.
C) They include the use of display allowances.
D) They are primarily used to generate business leads and reward customers.
E) They include the use of conventions and trade shows.