幼儿发展的个体因素，包括个体自身条件中的先天因素与后天因素。下列不属于幼儿发展的个 体因素的是 ( )

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28330' and id < 2317960 and id<>'2317960' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28330' and id > 2317960 and id<>'2317960' order by id asc limit 5