According to paragraph 3, which of the following is most important for an effective survey? A. An interviewer's ability to measure respondents’ feelings. B. A sociologist who is able to inter

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According to paragraph 3, which of the following is most important for an effective survey?

An interviewer's ability to measure respondents’ feelings.

A sociologist who is able to interpret the results.

A high number of respondents.

Carefully worded questions.

Giải thích

Thông tin: An effective survey question must be simple and clear enough for people to understand it