软件根据其应用范围可分为系统软件和应用软件，下列属于应用软件的)o

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31910' and id < 2551272 and id<>'2551272' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31910' and id > 2551272 and id<>'2551272' order by id asc limit 5