Tammy's friend waters her plants while she is away on vacation. Upon returning, Tammy quickly offers to take care of her friend's cat while she is gone. According to Clark and Mills, Tammy and her friend have a(n)
a. committed relationship
b. reciprocal relationship
c. communal relationship
d. exchange relationship
Question 2
Research has generally found that equity is less important to happiness than
a. commitment
b. rewards
c. costs
d. investments
