Which schedule of reinforcement would be most useful when a person or animal is initially learning new responses?

Gina found her roommate very drowsy, confused and uncoordinated. She saw an empty glass that smelled of alcohol and a container of phenobarbital on the table. Gina should _____

a) let her roommate sleep it off. b) make her roommate get up and walk around. c) give her roommate coffee. d) get her roommate emergency medical help.

Scientists have long known that body activity is guided by internal "biological clocks" known as

a. biofeedback. b. stimulus motives. c. circadian rhythms. d. homeostatic equilibrium.