Answer:
Either A or B, I would go with A
Explanation:
Charles Davies theories went against Christianity, as almost everyone back then strong believed in God, so Dawin's theories challenged their beliefs putting everyone in shock and also anger.
C) Heinrich "discovered" the ancient city of Troy in 1870.
Being president is so important because you can control your government and make laws with the government and help out with the 3 branches.
h lah