【单选题】
A <{p}>there are lots of beautiful sceneries in the States<{br/}><{/p}>
B <{p}>they are not interested in other countries<<{br/}><{/p}>
C <{p}>they don't want to speak foreign languages<{br/}><{/p}>
D <{p}>the transportation abroad is not convenient<{br/}><{/p}>
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