项目超出预算，但是之前已确定出多个降低成本的机会。项目经理希望利用这些 机会。项目经理应首先审查下列哪项？

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26930' and id < 2236716 and id<>'2236716' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26930' and id > 2236716 and id<>'2236716' order by id asc limit 5