Which of the three measures of fluid intelligence decline steeply throughout adulthood?

Question

Quizplus · Accepted Answer

Perceptual speed is the measure of how quickly an individual can process visual information, and it is known to decline steeply throughout adulthood. Numeric ability and spatial orientation also decline with age, but not as steeply as perceptual speed. Vocabulary, on the other hand, may increase or remain stable throughout adulthood.

Which of the Three Measures of Fluid Intelligence Decline Steeply