Answer: A is correct, I believe.
Explanation:
Galileo Galilei rejected the idea of Geocentric View and supported Heliocentric View
B. chief examiner.
A chief examiner would be someone or something else unrelated entirely. Perhaps a police chief or a medical examiner are the closest to a "chief examiner" anything.
All of them do that but it is mostly in the new testamet
D. It was the Capital (or center) of the Babylon empire