If Best Dogs Only Sells Their Hot Dogs in Packages

If Best Dogs only sells their hot dogs in packages of eight, all of the following are true except which one?

A) Best Dogs has market power.
B) Best Dogs is using an all- or- nothing pricing scheme.
C) Best Dogs' customers are spending the consumer surplus they would have received on the first few hot dogs on the last few hot dogs.
D) Best Dogs is trying to prevent arbitrage.