Todd Wallace works as the chief knowledge officer for Pennsylvania Lumber Company. He has been given the responsibility to create a product or service that will bring an added value to its customers to increase the company's revenue. Todd determines that the best value he can add is by creating a service that offers free next day shipping on any order over $50. Where in the value chain is Todd adding value? a. The primary value activity inbound logistics
b. The primary value activity marketing and sales
c. The primary levy outbound logistics