___________ leaders rely on their power to communicate their vision to followers

The basic idea behind ____ therapy, when used to treat depression, is that the sufferer is experiencing too few rewards or reinforcements from their environment

a. cognitive b. behavior c. interpersonal d. humanistic

In _____, the proportion of responses on the richer versus poorer schedules is _____ different than would be predicted by matching

A) ?overmatching; less B) ?undermatching; more C) ?undermatching; less D) ?Both a and b are correct.