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题目内容
（管理英语2）
What else did Wendy suggest considering when designing the questionnaire?
选择一项：
a. Prepare small gifts for respondents.
b. Keep the questionnaire brief and concise.
c. Leave enough space for respondents to make comments.
选择一项：
a. Prepare small gifts for respondents.
b. Keep the questionnaire brief and concise.
c. Leave enough space for respondents to make comments.
参考答案
