Punctuated equilibrium states that choose one:
a. we are not able to determine the rate of evolutionary change, because of the incompleteness of the fossil record.
b. evolutionary change happens at a constant, slow rate.
c. extinction events occur because of large, catastrophic events such as floods.
d. evolution takes place very slowly but has short periods of rapid change.

The technique of getting a commitment from a potential customer and then changing the terms of the agreement is best described as low-balling. cognitive dissonance. reciprocal concession. the foot-in-the-door technique. a half-dozen high school students are going to a concert. chantal wants to wear a new colorful outfit that she just received as a gift, but she assumes that her five friends will all be wearing nothing but black leather. chantal decides to do likewise, and leaves her colorful outfit in the closet. chantal’s behavior is an example of conformity. resistance. reciprocation wariness. idiosyncrasy credits.