【单选题】Read the following situation and choose the appropriate answer. Situation: An American invited a group of Japanese students over to his house. He and his wife had spent a great deal of time preparing ...
A.
The Americans must have done something that offended the Japanese.
B.
The Japanese were not having a good time.
C.
Japanese usually leave as a group and try not to stay too long So as not to offend their host.