The Louisiana Purchase treaty is important document because it shows the extent to which the United States was claiming land westward.
The son's of liberty was a secret society who opposed the stamp act and wanted to protect rights of the colonists. After the French and Indian War the British taxed the colonists but they felt that it violated their rights as citizens. "No taxation without representation" I don't know who funded them.. sorry.
The correct answer would be A. Parallelism. because it is directly contrasting what society would normally do.