Marisa is at a point in her pregnancy when the zygote is attaching to the wall of her uterus. Which period of prenatal development is Marisa currently experiencing?

A very cohesive group, insulated from outside opinion, with a respected leader, must make a decision quickly. As they deliberate, this group should be especially aware of the phenomenon called

a) groupthink. b) deindividuation. c) group polarization. d) social facilitation.

Marvin has been a 3-pack-a-day smoker for at least 15 years, and he recognizes that he is very lucky not to be very sick already. He's decided to try various methods for quitting cigarettes,

and he read that one method might be playing tapes of encouraging messages while he sleeps so that he can learn not to smoke. This method, which involves learning while we are asleep, is called __________. a. K-complexing b. nonsomnia c. sublimation d. hypnopaedia