C is the answer, southern plantation owners used slaves to do free labor, by removing them they would have to hire a worker and lose money, so they did not support freeing the slaves.
3. Asexual
4.
5. multicellular
6. specialize
7.
8.
9. Sexual
12. Glucose
15.
One problem that blocks communication is the hierarchy within an institution. The communication is hard to disseminate below and would take the time to finally be absorbed by the working people. A decentralized communication gives faster action and results for dissemination which in effect gives member satisfaction for immediate solutions or understanding of situations.
The Sahara covers most of North Africa
A republican form of government is a type of government in which the citizens of a country have an active role in the affairs of the government, and the government is not headed by a hereditary ruler such as a king. This definition leaves a lot of room for wiggle room, as you can see; many governments around the world are considered to be run along the lines of a republican form of government, ranging from dictatorships to representative democracies. Many people think that the republican form of government is a particularly strong and effective form of government.