An antecedent stimulus functions as an only when in its presence a specific response produces reinforcement, and that same response does not produce reinforcement in the absence of that stimuli.

This term refers to the number of people per unit area (usually a kilometer or a mile). this could refer to the number of people per square mile in a city, a county, a province, a state, or a nation.

Why did the athenians choose officials by lottery? would there be drawbacks to this method? explain.

Discutati in perechi si decideti daca o persoana actionand singura poate sa influenteze atitudinea celor din jur fata de mostenirea culturala