A discriminative stimulus is a cue that the reward may be forthcoming for a certain behavior. Please select the best answer from the choices provided T F

Use your map on page 347 to find europe (hint: there is a smaller map on the bottom of that page that shows you specifics! ) name three countries in europe. *

Which of the following items would serve as a primary source for a historian studiying the american civil war

Because of the amount of precipitation it receives, most of populated australia can be considered a) alpine. b) piedmont. c) semi-arid. d) tropical rainforest.