Buyers of season tickets for the Pittsburgh Penguins had a surprise when they read the application forms to renew their season tickets. In order to get their season ticket to the Penguins' home games, they were required to also buy tickets to the preseason games. Many season ticket holders complained about this practice as a sneaky way for the Penguins to get more money from its season ticket holders. Which of the following best describes this practice? a) peak-load pricing. b) intertemporal price c) discrimination. two-part tariff. d) bundling. e) two of these.