Traditionally, the notion of what an average American citizen needs is apple pie and roast beef for dinner. If people are eating well and have some fun from time to time then the government is doing its job properly. The Republican party believes today stands for libertarian ideas that if you help companies that hire people and make the market free, the companies will give higher wages to the citizens and they'll be able to give a good life. The evidence for this kind of thinking is seen in laws that deal with tax cuts for companies. However, a counterclaim for this is the fact that most companies don't use the extra money to help the workers but rather the rich capitalists use that money for themselves. You can use these ideas as a starting point for your essay and write a full one.
Answered the question of slavery
B. Fewer chances of military conflict and war.
