关于增值成本和非增值成本，下列表述正确的有（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31440' and id < 2520527 and id<>'2520527' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31440' and id > 2520527 and id<>'2520527' order by id asc limit 5