下列关于课程资源的说法正确的是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30343' and id < 2452691 and id<>'2452691' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30343' and id > 2452691 and id<>'2452691' order by id asc limit 5