a. They are facts, not opinions. That you don't understand the difference is why you are a flat earther. You believe that an opinion has as much validity as proven facts.
b. Don't put up public posts if you want people to keep their facts to themselves.
c. Resorting to cult tactics and fallacies instead of addressing the facts presented just proves you have no evidence.
RE: Simple Question: The Earths Shadow on the Moon, How is this possible?