Sandy Works as the Chief Knowledge Officer for Bend Lumbar

Sandy works as the Chief Knowledge Officer for Bend Lumbar Company.She 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.Sandy determines that the best value she can add is by creating a service that offers free next day shipping on any order over $50.Where in the value chain is Sandy adding value?

A) the primary value activity outbound logistics
B) the primary value activity inbound logistics
C) the primary value activity marketing and sales
D) the primary value activity operations