Reinforcing the first response given once a set interval of time has elapsed is to as delivering reinforcement after a different time interval on each trial is to .

Why do boys think i'm so pretty when i'm the ugliest thing that's walked this planet

Stephanie wants to see what percentage of her employees' total working hours are spent working overtime. in the cell, enter a formula that divides sarah's overtime hours (cell c7) by her total hours worked (cell f7)

In article v of the united states constitution, the amendment process is explained. why did the framers include provisions for amending the constitution? a) to limit the individual liberties of american citizens b) to allow the constitution to adapt to future circumstances c) to allow the president to change the constitution as needed eliminate d) to ensure that state governments had more power than the nation