Jake studied business in college and took a summer job in an accounting firm to help him decide whether he really wanted to pursue a career in accounting. According to Schaie, Jake is in which stage of adult thinking?

The brain of a person with Alzheimer's disease is likely to

A. have fewer neurofibrillary tangles and amyloid plaques than people without the disease. B. overcompensate for the breakdown and disposal of abnormal proteins, leaving too few remaining. C. have more neurofibrillary tangles and amyloid plaques than people without the disease. D. overproduce serotonin and dopamine.

Of the following, ______ shows the largest decrease with age

a. reasoning c. spatial orientation b. perceptual speed d. verbal memory