Sue has been shopping for a new computer, and she has diligently researched the various available brands. After evaluating the alternatives, she is considering purchasing a Dell computer. Which of the following is an example of marketing communications that Dell might use to prompt Sue in the next stage of her decision making-the purchase decision? Select one: a. In-store signage announcing a $500 rebate with the purchase of a Dell computer b. Dell's website offering a comparison chart that identifies differences in features among models c. All of the answers are correct. d. Television advertising that announces Dell's newest computer model