According to the passage, the main disadvantage of person-on-the-street interviews is that they_______. A. are not based on a representative sampling B. are used only on television C. are

According to the passage, the main disadvantage of person-on-the-street interviews is that they_______.

A. are not based on a representative sampling
B. are used only on television
C. are not carefully worded
D. reflect political opinions

Trả lời

Chọn đáp án A

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