【单选题】
A <{p}>Abusinessideabroughtforthbyanairline.<{br/}><{!--[endif]--}><{/p}>
B <{p}>Howtoshareonlineprofilestolookfora
potentialrelationship.<{br/}><{!--[endif]--}><{/p}>
C <{p}>Adatingprogramwhichhelpspeoplelook
forapartneronline.<{/p}>
D <{p}>Thein-flightonlineserviceofferedbyan
airline.<{br/}><{!--[endif]--}><{/p}>
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