Answer: C. Operation of factories by the government.
It was "Thomas Nast" who used political cartoons to expose government corruption, economic crisis, and inequality, since he's the only person on the list who was a cartoonist.
The important skill that gave Africa's Bantu speaking people an advantage would be "ironworking" This allowed them to successfully create things the Nomadic hunters couldn't.
The peasants in china revolted because they became tired of how they were being treated by the landowners.