图8-14所示为一棵N阶B-树，N最有可能的值为（）。 

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30194' and id < 2442049 and id<>'2442049' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30194' and id > 2442049 and id<>'2442049' order by id asc limit 5