Depersonalization disorder differs from other dissociative disorders in that it a. involves total loss of memory of one's past b. is rarely related to stressful events c. is caused by neurological damage d. is relatively common

Atreatment for stuttering in which the person is asked to speak in a singsong fashion, usually with the aid of a metronome is

The controlled use of fire by hominids: (a) limited the expansion of hominids into certain environments, such as dry grasslands. (b) decreased the amount of food energy available in the hominid diet. (c) contributed to geographical expansion and food production techniques in positive ways. (d) has been shown to contribute little to the digestive process of hominids.

What are the most populous and least areas of russia and why are some areas more heavily populated than others