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Follow-up services the needs of the customer after the sale to ensure strong customer satisfaction while maintaining communication with the customer. What are three simple questions salespeople should consider in developing a follow-up campaign? O a. Why not, When, and with whom? O b. Why, When, and Where? O c. Who, Why, and When? Od. Who, When, and How? e. Why, Where, and How? Customers' purchase satisfaction is to a certain degree shaped by the difference between expected and actual service received Select one: O True O False