For high school graduation, Ryan’s family is giving him a choice between two presents that are both worth $900. He can choose either a new laptop that’s loaded with graphic design programs he will need for art school, or he can choose to go to a surf camp in Mexico with three of his best friends from high school. What is the opportunity cost if Ryan chooses the laptop?

Arecent strip mall land development project included large amounts of paved surfaces. as a result of this project, groundwater levels in the developed area will most likely a. increase due to sealed artesian wells b. decrease as aquifers are not recharged c. decrease due to decreased surface runoff d. increase due to loss of unconfined aquifers e. increase due to a decrease in demand for fresh water