Individual differences in crystallized intelligence increase with age because maintaining crystallized intelligence depends on
A) one's IQ level.
B) normative biological aging of the brain.
C) lifestyle factors such as diet and exercise.
D) being in situations that require its use.

Question

Quizplus · Accepted Answer

Crystallized intelligence refers to knowledge and skills that are acquired through experience and education, and it typically increases with age because individuals are exposed to more situations that require the use of this knowledge. Therefore, the maintenance of crystallized intelligence depends on being in situations that require its use. While other factors like IQ level, biological aging, and lifestyle may have an impact on cognitive functioning, they do not directly relate to the increase in crystallized intelligence with age.

Individual Differences in Crystallized Intelligence Increase with Age Because Maintaining