With respect to the influence of traits and situations on behavior, it is most accurate to say that the two

Slowing reaction time associated with age could be a function of

A. increase in cerebral blood flow B. increase in brain cells C. presence of disease D. all selections are correct

Maguire and colleagues found that a London cabby's ability to navigate the city's

confusing streets was correlated with the size of a a particular region of the a. brain stem. b. prefrontal cortex. c. hypothalamus. d. hippocampus. e. cerebellum.