Amtech Inc, an American firm that manufactures inkjet cartridges, also provides inkjet refill services at all its stores. The firm manufactures and sells "do it yourself" kits that allows customers to do their own inkjet refills

Amtech Inc lowers the total cost of the product by solving its customers' problem of throwing away empty cartridges, and also enables customers to save money. In this example,
Amtech Inc reduces which of the following costs for their customers?
A) resale costs
B) acquisition costs
C) repair costs
D) insurance costs
E) disposal costs

E