At what age can a child adaptively hold a crayon?

Biological theorists note that there is strong evidence that ______ play an important role in depression, particularly in bipolar disorder

a. secondary motives c. primary drives b. environmental cues d. genetic factors

Regarding the current research on dream content, which of the following statements is FALSE?

a. The favorite dream setting is a familiar room in a house. b. About half of all dreams have sexual elements. c. The occurrence of bizarre dreams lends some support to the activation-synthesis hypothesis. d. Dreams of flying, floating, and falling occur more frequently than dreams involving running, sitting, and talking.