Which group of people are most optimistic?
A.Ordinary white Americans.
B.American immigrants.
C.African Americans.
D.The Midwest Americans.
A.Ordinary
B.
B.American
C.
C.African
D.
D.The
E.
【参考答案】
C
事实细节题。根据题干关键词mostoptimistic定位到文章第6段第4句:ThosemostpositivewereLatinosandAfricanAmericans.可知,最乐观的是拉美裔和非洲裔美国人。