Dr. Dumais is examining the P-FIT model of human intelligence by enlisting young adults to undergo magnetic resonance imaging (MRI). He is most likely to find support for the P-FIT model in all EXCEPT which of the following types of intelligence?
a. fluid
b. musical
c. crystallized
d. spatial
Question 2
According to McCrae and Costa (1994), personality traits stop changing and are set in plaster by the time we hit ____ years of age.
a. 15
b. 18
c. 21
d. 30