This personality disorder is characterized by a preoccupation with orderliness, perfectionism, and mental and interpersonal control, at the expense of flexibility, openness, and efficiency

Morphine and codeine are derived from the opium poppy, Papaver somniferum

Indicate whether the statement is true or false

The psychometric approach to cognition focuses on

A) universal patterns of development. B) people with very unusual ways of thinking. C) how individuals differ from one another in thinking ability. D) the rate at which children pass through cognitive stages.