Schaie's influential study on intellectual change over time ...

[cartlidgeashley]

Schaie's influential study on intellectual change over time utilizes the ____ research design he invented.
 
  a. cross-sectional
  b. longitudinal
 c. sequential
 d. postformal

Question 2

Two-year-old Ariel's parents recently bought her an aquarium and have begun to point at the moving animals and call them fish.. Despite having only heard the word fish a few times, Ariel appears to realize that the term refers to those little moving things in the tank. Ariel's behavior is best explained by
 
  a. infant-directed speech.
 b. the one-to-one principle.
  c. fast-mapping.
 d. the cardinality principle.

[shewald78]

Answer to Question 1

c

Answer to Question 2

c

[cartlidgeashley]

Thanks for the timely response, appreciate it

[emsimon14]

Excellent