Since he lived in a theocratic government, he was tried by the Holy Office for teaching that the Earth revolves around the Sun which was deemed a heretic by the Catholic Church.
The main reason was the South wanted to preserve slavery. The North wanted to abolish it. If you want some other reasons than slavery, let me know, and I will do my best to add more to this answer.
Answer:
C.
Explanation:
An enemy combatant is a member of an enemy organization during a time of war. In this case, choice C is the closest answer to that.