用来调査某一事物和现象的全面情况的是（）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29324' and id < 2387136 and id<>'2387136' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29324' and id > 2387136 and id<>'2387136' order by id asc limit 5