A Very Wealthy Donor Decides to Give a Large Sum

Multiple Choice

A very wealthy donor decides to give a large sum of money to your college or university to build the world's largest visible-light gathering telescope. From an astronomical perspective, where would be the best location to put such a telescope?

A) in a dark spot right on the campus
B) on the west coast of the U.S. very close to sea level (a location like Seattle, for example)
C) close to a large city where there are many astronomers to use it
D) on a tall, dry mountain peak
E) Bayonne, New Jersey