The answer would be the availability of new farming land in the west, while back east, most of their land had already been taken.
Answer:
A group dedicated to promoting civil rights would likely focus on addressing lack of knowledge on right to constitutional remedies.
If it is written down, it's called "libel" whereas if it's spoken, it's called "slander." Defamation law attempts to balance the freedom of speech and open exchange of ideas without giving someone permission to run around spreading lies about another that may harm his or her reputation, ability to earn a living, etc.
I think the answer is a) but im not sure