实施头脑风暴法集体决策时，参与决策者的数量以（ ）人为最佳。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29327' and id < 2387446 and id<>'2387446' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29327' and id > 2387446 and id<>'2387446' order by id asc limit 5