风险等级为4R增长型，分数为以下哪个区间？（） ["11-18","19-25","26-30","31-35"]
Assuming an even transverse distribution of weight in a vessel，which condition could cause a list?（）. ["Empty double-bottoms and lower holds，and a heavy deck cargo","Flooding the forepeak to correct the vessel's trim","Having KG smaller than KM","Having a small positive righting arm"]
下列属于定性研究的是（）。 ["A.高满意度顾客的数量","B.顾客购买某品牌产品的理由","C.超市中购买某品牌的顾客数量","D.9月份购买CD音像制品的数量"]
工作设计中不需要考虑的因素是（）。 ["A.环境因素","B.行为因素","C.组织因素","D.选址因素"]
教师在儿童游戏起始环节的指导关键是引导幼儿自主地开展游戏，让幼儿充分表现、自由交往、合作游戏、大胆创新等。
举例说明：在什么情况下，管理员应该禁止用户更改帐户密码？
