The only accepted universal behavioral change in aging involves a reduction in _______________. ...

The only accepted universal behavioral change in aging involves a reduction in _______________.
 
  Fill in the blank(s) with correct word

Question 2

Primary mental ability is to secondary mental ability as
 
  a. crystallized intelligence is to fluid intelligence.
  b. child is to adult.
 c. specific is to general.
 d. conventional is to postconventional.

Question 3

Five-year-old Brian hears the sentence, Brian, quit clowning around.. He knows all the other words, but he has never heard the word clowning before. The fact that he understands that the word clowning must be referring to what he is currently doing is best explained as involving ____ cues.
 
  a. sentence
  b. pictorial
 c. kinetic
 d. parallax

Question 4

A person's sleep-wake cycle is a good example of a(n) _______________ rhythm.
 
  Fill in the blank(s) with correct word