Which of the following statements is true regarding crystallized intelligence and fluid intelligence?
A) Crystallized intelligence increases across age while fluid intelligence begins to decline around age 30.
B) Both remain relatively stable across the life span.
C) Both begin to decline around age 30,with the crystallized intelligence showing the bigger losses.
D) Both remain stable until about age 60 and then decline dramatically.

Question

Quizplus · Accepted Answer

Crystallized intelligence, which refers to knowledge and skills gained through education and experience, tends to increase across age as individuals accumulate more knowledge and expertise. In contrast, fluid intelligence, which involves the ability to reason and solve novel problems, generally peaks in early adulthood and begins to decline around age 30. Therefore, option A is the correct answer.

Which of the Following Statements Is True Regarding Crystallized Intelligence