The Ogallala Aquifer is a large underground pool of freshwater beneath several states in the western United States. Any farmer with land above the aquifer can currently pump water out of it. Which of the following statements about the aquifer is correct?

a,The aquifer is a public asset that must be publicly owned to be used efficiently.

b. The aquifer is a private asset that must be privately owned to be used efficiently.

C. The aquifer is a common resource that will be abused if no one owns it.

d. The aquifer is a club asset that should be left as it is.