Which of the following examples best illustrates a way in which land is being used as a resource? A. Crude oil, an important source of energy, is now extracted from beneath the ocean floor. B. Natural vegetation is cleared to make room for the construction of a new neighborhood. C. The prairies in South Dakota are home to the largest species of groundhog. D. New cities are now being built on water. Please select the best answer from the choices provided A B C D