If there is anyone out there still doubts that America is a place where all things are possible，tonight is your answer.
A. where
B. who
C. which
D. whom
网友回答
A. where
(答案→)B. who
C. which
D. whom
解析：考察定语从句。本题考察定语从句，先行词是anyone，定语从句里缺少主语，who在定语从句中指人，且做主语。故B正确。