Give an example of a fixed cost & a variable cost?

In 1866, a mob in which tennessee city attacked local african americans and burned down homes and schools?

Describe two reasons that cities developed along rivers during the industrial revolution. for full credit, your response must be at least 2 complete sentences.

Ascientist who studies prehistoric and historic people by analyzing artifacts is a(n) a. historian b. botanist c. archaeologist d. anthropologist