The Answer you're looking for is D
The Tuskegee Airmen were excellent at what they did. It was a shame that they had to go through the treatment they did, but to me they will never be forgotten and are among one of my many favorite topics in history.
A) Both of them published works that challenged the view of the Church.
Both Galileo and Copernicus believed the heliocentric theory of the universe, which contradicted the Church's belief in the geocentric theory. Copernicus basically founded the heliocentric train of thought, and Galileo pretty much proved it with his use of the telescope.
this is what it means
this is what I could find so yh