The maya civilization composed of blank that were ruled by a class of blank can someone me plz

Which situation would be considered an example of the freedom of association? a. three students write a letter to a local newspaper demanding that a teacher be fired. b. a group forms on a college campus to support a particular political candidate. c. an individual purchases a membership to a local gym. d. a religious organization buys several local lots in order to construct a new church building.

Which would be good historical evidence when studying manifest destiny?

Was the civil war inevitable? could anything have been done through compromise to stop it, or did it have to happen?