Because of better nutrition, girls no longer mature earlier than boys

Ronald Melzack's neuromatrix theory of pain is based on the reality that

a. pain radiates out from the central axis of the body and downward from the head. b. the gate-control theory does not explain why some people do not experience pain. c. people often experience pain with little or no physical cause. d. every painful experience has emotional as well as physical consequences.

From her seat in the top row of the stadium, the football fan had a great view of the halftime entertainment. As she watched, two large groups of band members were marching toward, then through one another, in opposite directions

The ability to keep track of each separate group is made possible by the Gestalt law of a. proximity. b. similarity. c. closure. d. common fate.