【单选题】【消耗次数：1】
按调查登记的时间是否连续，统计调查可分为连续调查和不连续调查。下述调查中属于连续调查的是（ ）。
①
每隔10年进行一次人口普查
②
对2006年大学毕业生分配状况的调查
③
对近年来物价变动情况进行一次摸底调查
④
按旬上报钢铁生产量
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相关题目
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全面调查是对构成调查对象的所有单位进行逐一的调查。下述调查中属于全面调查的是()。
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