You own a building that has possible uses: an Iternet cage, a coffee shop, an ice cream store, and a bookstore. The value of the building in each use is $2,000; $3,000; $4,000; and $5,000, respectively. You decide to open an ice cream store. The opportunity cost of using this building for an ice cream store is ___________.
a. $2,000, the value if the building is used as an Internet cafe
b. $3,000, the value if the building is used as a coffee shop
c. $3,333, the average of the values if the building is used for either an Iternet cafe, a coffee shop, or a bookstore
d. $5,000, the value if the building is used for a bookstore