According to Piaget, an individual may have a highly developed level of functioning for one cognitive skill but a much lower level for another cognitive skill. He refers to this phenomenon as

Research has consistently found evidence that problems with anxiety show up at high rates in people who believe that

a. they are in control of a situation. b. they are not in control of events. c. events are their fault. d. important people have treated them badly.

A researcher who administers a personality test to the same children every 3 years as they progress through school is conducting a(n) ________ study.

A. longitudinal B. experimental C. cross-sectional D. chronological