Answer:
a. "However, they might have enjoyed the experience of camping out in line, meeting other customers, and gaining a degree of fame for their commitment to getting a good deal."
Explanation:
Opportunity costs refer to the extra costs or benefits lost associated with choosing one activity or investment over another alternative. In other words, every activity that you carry out includes the opportunity cost of not doing something else. Vicky and Juanita obtained more than just the $300 discount, they also met new people and a little bit of fame.