Answer:
Napoleon instituted reforms in post-revolutionary France, starting with a complete overhaul of military training. He also centralized the government, reorganized the banking and educational systems, supported the arts, and improved relations between France and the pope.
I pick A and D because if your business expand more people will work there
C. The methods of gaining equal rights of African Americans
The student is using the research skill to help them further understand the 9/11 attacks