What is the term for the reflex that scientists feel represents a leftover response that humans inherited from their nonhuman ancestors?

Psychologists are interested in artificial intelligence because:

a. computers have minds but not emotions that cloud judgment. b. computer microchips operate almost exactly like the neurons of the brain. c. computers can simulate some human problem solving strategies. d. of all the above reasons.

A subset of cases selected from a larger population is a ______

a. control group b. target group c. treatment group d. sample