多选题
Questions 173-175 refer to the following letter.Excelon Travel Service, Inc711 Market StreetSan Francisco, California 94102Dear Mr. Miza:
Thank you for giving Excelon Travel Services the opportunity to arrange your family ' s vacation travel plans. As an additional service to you, we have provided an overview of your travel and hotel arrangements （all times are local）:
Thank you for giving Excelon Travel Services the opportunity to arrange your family ' s vacation travel plans. As an additional service to you, we have provided an overview of your travel and hotel arrangements （all times are local）:
【正确答案】
C
【答案解析】