贷款担保属于风险管理方法中的（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25439' and id < 2142904 and id<>'2142904' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25439' and id > 2142904 and id<>'2142904' order by id asc limit 5