With aging, there is a decline of _____ abilities, but not of _____ abilities.
A)fluid; fixed
B)fixed; fluid
C)fluid; crystallized
D)crystallized; fluid

Question

Quizplus · Accepted Answer

Aging is associated with a decline in fluid abilities, such as processing speed, working memory, and reasoning, which are linked to information processing and problem-solving. However, crystallized abilities, which are acquired knowledge and skills, such as vocabulary and general knowledge, tend to remain stable and can even improve with age. Therefore, option C, which suggests a decline in fluid abilities but not in crystallized abilities, is the best choice.

With Aging, There Is a Decline of _____ Abilities, but Not