I think it's B but I am still looking for the answer
Agriculture played a big part in shaping the development of Mesopotamian civilization, more surplus was left and made getting food easier. With a lot of time the people were able to get food easierand new tools and technology was created because of this.
The development of the steam engine....of that is an option. You really should include the choices.
B. AND C.
Africans were the group of people that the Europeans forced into slavery in the New World. These people came in contact with the Europeans when the naval fleets of Europe discovered Africa. They colonized most of its regions and sent off some of its people to Europe in ships. When they arrived they were sold and bought by Europeans and served as slaves for multiple households and manufacturing industries in the developing country.