游客李某参加某国际旅行社旅游团去新、马、泰旅游，并交付费用5600元。4月30日该旅游团抵达出境口岸深圳，不料罗湖海关以李某护照上“我国公安机关盖章”一栏漏盖了公章为由拒绝了他的出关申请，造成了游客李某滞留深圳不能随团出国旅游的后果。为此，李某到旅游质量监督管理所投诉，要求旅行社双倍赔偿旅游费用和滞留期间支出的食宿费、交通费、补办护照费及精神损失费共计21300元。旅行社则辩称：此次事故的责任应由公安机关承担，与我社无关。请你运用所学的法律、法规知识，回答下列问题： (1)旅行社的辩解是否成立为什么 (2)旅行社的行为是否构成了欺诈何谓欺诈旅游质量监督管理所应如何处理此起投诉

A. of which
B. in which
C. with which
D. of that

A. similar
B. a lot of
C. a large number of
D. different

A. with
B. by
C. at
D. in

A. retailer sales and service with the area
B. retailer sales and service with the area and performing "preview"
C. displaying and explaining the company’s entire line to store customers
D. absorbing the cost of the promotion