Jones administered a memory test to a single group of children when they were two and four years old, and she is planning to give the test to the children a third time when they are six years of age. Dr. Jones is conducting a

Balance in adulthood has been studied to determine its role in

A. the cause of falling among older adults B. detecting Alzheimer's disease C. detecting adult-onset diabetes D. assessing the work capacity of older adults

To help create accurate diagnoses, the Diagnostic and Statistical Manual of Mental Disorders (DSM)

a. describes disorders in terms of observable symptoms. b. classifies each disorder as either "neurotic" or "psychotic." c. groups disorders by the theorist who discovered them. d. groups disorders first by culture, then by severity.