Why Do Companies Offer Seasonal Discounts to Customers

Why do companies offer seasonal discounts to customers?

A) To get customers to buy higher-margin products that team up nicely with the discounted product
B) To reduce the use of coupons and rebates during of-peak seasons
C) To encourage customers to try out new products that they would otherwise never purchase
D) To increase the sales of a product that was initially overpriced and rejected by customers
E) To increase the demand for a product at a time when consumers are less likely to buy or use the product