Famine is yes a pull factor in cases of needing to go to war but what are you asking exactly?
I would say c but check with your book jus in case
<span>Articles of Confederation, 1777–1781. The Articles of Confederation
served as the written document that established the functions of the
national government of the United States after it declared independence
from Great Britain.</span>
Religious views, political views, and the country lived in.
It was a kind of social protest - people did not want to be discriminated because of their race or sex. This event was a precedence - nobody thought that something like this protest could occur at that time. Rosa Parks did something that made people think about tolerance and also made other people join her protest in different places.