Which of the following is the best definition of a "free-rider"?
a. someone who gets the benefits of a public good without bearing any of the burden
b. someone who does all the work and does not get any credit
c. someone who does some of the work but takes all the credit
d. someone who rides a motorcycle in support of freedom marches

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.