Which of the Following Is True

Which of the following is true?

A) the "perfect circle", in the form of a ball, is at the core of some of the most contested athletic competitions in both the ancient and modern world.
B) as a cultural mainstay, ballgames were very popular in antiquity.
C) in Mesoamerica, a ball game known as ulama was a cultural and religious experience for spectators, religious leaders, and athletes.
D) Mesoamerica is a term used to distinguish the inhabitants of a particular part of the Americas from the Indians who lived in neighboring areas.
E) All of the above.