下列各项中，属于造成产业零散原因的是（）。（单选题） 

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69452' and id < 4497807 and id<>'4497807' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69452' and id > 4497807 and id<>'4497807' order by id asc limit 5