The principle of natural selection was first formulated in general terms by the British naturalist ________

What is the term for the concept that American society is made up of diverse, coequal cultural groups that should preserve their unique cultural features?

a) Diversity b) Pluralistic society model c) Cultural assimilation model d) Multicultural education

Dr. Quillan is measuring the point at which an infant can no longer differentiate between a striped-patterned stimulus and a gray square. Dr. Quillan is probably attempting to measure the infant's a. depth perception

b. retinal disparity. c. visual acuity. d. ability to perceive different pitches.