影响商品需求最关键的因素是（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='31849' and id < 2545727 and id<>'2545727' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31849' and id > 2545727 and id<>'2545727' order by id asc limit 5