Select the correct answer. Roger is the marketing head in a company that sells home appliances. He expects the sales of the company to boost around the next holiday season. He understands that offering free products with the purchase of a single product might help him achieve the target. What should Roger ensure to meet the FTC guidelines? O A. display the price comparisons with competitive products B. display the different products where they can be clearly seen O c. display the word "free" in big and bold font OD. display the terms and conditions where they are easily visible O E. display the store names and addresses where the product is sold