题目内容
(请给出正确答案)
[单选题]
开展问卷调查的第一步骤是 The first step in conducting a questionnaire survey is
A.收集资料 data collection
B.确定研究问题 to determine a research topic
C.确定抽样方案 to determine the type of sampling
D.制定调查方案 to make an investigation plan
答案
确定研究问题 to determine a research topic
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