Research on changes in intellectual abilities during adulthood indicates that
a. fluid and crystallized intelligence decline at the same rate.
b. fluid intelligence declines earlier and more quickly than crystallized intelligence.
c. crystallized intelligence declines earlier and more quickly than fluid intelligence.
d. crystallized and fluid intelligence fluctuate up and down throughout the entire lifespan.
Question 2
Donald and Daisy have just become first-time parents. If they are like more couples in this situation, you would expect that they
a. have taken on the gender role of the opposite sex (e.g., Donald has become more feminine).
b. have a lot more time to devote to each other.
c. are feeling little joy concerning the birth of their baby.
d. have added new roles that complicate their lives.