Which of the Following Correctly Describes What We Mean by a Great

Multiple Choice

Which of the following correctly describes what we mean by a great circle on the surface of Earth?

A) any circle on the surface whose center is at the center of Earth
B) any circle of latitude
C) any circle on the surface that intersects the equator
D) any circle larger than 10,000 km in diameter
E) any circle found on an English farm that happens to have been created by aliens