Which of the following statements is true of research by Schaie and Salthouse?
A) Both agree that adulthood is the time when the level of functioning in a number of cognitive domains is maintained or even increases.
B) Salthouse recently has argued that his longitudinal research on aging and cognitive functioning should not be dismissed.
C) Salthouse agrees with Schaie that cognitive functioning involving accumulated knowledge, such as vocabulary and general information, does not show early age-related decline but rather continues to increase at least until 60 years of age.
D) Schaie has argued that reasoning, memory, spatial visualization, and processing speed begin declining in early adulthood and show further decline in the 50s.

Question

Quizplus · Accepted Answer

Schaie and Salthouse both acknowledge that certain aspects of cognitive functioning, particularly those related to accumulated knowledge like vocabulary and general information, tend to remain stable or even increase with age until around 60 years old. This consensus highlights the distinction between fluid intelligence, which can decline with age, and crystallized intelligence, which tends to be maintained or grow.

Which of the Following Statements Is True of Research by Schaie