When you finish the assigned questions for a chapter in your psychology text, you treat yourself with a favorite snack. This is an example of

A positive reinforcement
B positive punishment
C negative reinforcement
D negative punishment

Economic sanctions are mainly used to protect domestic industries from international competitors. domestic industries gain more business. punish nations for disobeying international law. encourage nations to give up their nuclear weapons.

Which of the following is a claim about ancient rome that a historian could build san argument around

What explains the political difference among african americans politicians during reconstruction