Three Students Share an Apartment

Multiple Choice

Three students share an apartment. They are planning to buy a common television set and have decided to choose one among three different models through voting. Model A is the most expensive, Model B is neither too expensive nor too cheap, and Model C is the least expensive. The table below shows their respective preferences for each model.

-Refer to the table above. Which of the following statements is true?

A) Kim has single-peaked preferences.
B) Mike has single-peaked preferences.
C) Mike is a free-rider.
D) Jack is a free-rider.