下列属于智力发展群体差异的是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='23629' and id < 2055890 and id<>'2055890' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='23629' and id > 2055890 and id<>'2055890' order by id asc limit 5