Amy owns a store that caters primarily to men and their hobbies. She is contemplating greatly expanding the hunting and fishing section of the store. If she does this, she expects her fishing and hunting sales will increase, her camping gear sales will increase, and her model train sales will decrease. Which of the following should Amy include in her revenue projection for the expansion project?

I. increase in fishing and hunting sales

II. increase in camping gear sales

III. decrease in model train sales  

A. I only

B. II only

C. I and III only

D. II and III only

E. I, II, and III