Which of the following areas of the brain have not been shown to have unusually high activity in people who suffer from obsessive-compulsive disorder?

Children with persistent learning difficulties in reading and math are often deficient in

A) long-term memory capacity. B) gross-motor development. C) emotional self-regulation. D) working-memory capacity.

Suspected causal factors that are manipulated by researchers in an experiment are called

dependent variables. Indicate whether the statement is true or false