By what age do infants typically reach out and grasp small objects?

A learned reaction to a particular stimulus is called a(n)

a. conditioned response. b. self-observation. c. conscious experience. d. unconscious motivation.

There are still __________ births to teenage women each year, the vast majority of whom are unmarried

a) 500,000 b) 1,000,000 c) 250,000 d) 50,000