根据材料，开发区在改革开放中的角色最接近于：

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29366' and id < 2391921 and id<>'2391921' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29366' and id > 2391921 and id<>'2391921' order by id asc limit 5