The answer is D because a serf is a peasant, or farmer that has to pay taxes and practically has no rights under the law. 95% of the English population in the 1400s were serfs.
Answer: Interaction.
Explanation:
Lack of interaction in practice can lead to social and political problems. That is why interaction is very important. Psychology says that the process of interaction is important because it leads to interdependence in the behavior and experience of one subject versus another. Interaction in philosophy implies an opinion about natural and social phenomena as interrelated factors. The interaction improves the mutual influence of the two factors and leads to the two subjects' mutual actions.
The federalist position on the adoption of the Constitution was the argument of the difficulties facing republic which could be overcome only by the new government based on the Constitution.