A-A+
The survey participants were ______ .A．randoml
问题详情
The survey participants were ______ .
A．randomly selected United States citizens
B．randomly selected New York City citizens
C．randomly selected Manhattan residents who live close to the World Trade Center
D．randomly selected American citizens who witnessed the terrorist attack
参考答案
正确答案：C
解析：细节题。文章第二段的开头说，The investigators found survey participants by randomly droning New York City phone numbers and screened potential respondents for Manhattan residents living in areas close to the World Trade Center．研究人员先是随机地抽取纽约的电话号码，然后只挑选了那些曼哈顿岛上，住所离世界贸易中心比较近的居民。
