下列各项中，（  ）属于隔离开关的选择检验项目。 

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69484' and id < 4500580 and id<>'4500580' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69484' and id > 4500580 and id<>'4500580' order by id asc limit 5