Which auther were not major figures in the century’s second half

Which auther were not major figures in the century’s second half?
A、Mark Twain
B、Henry James
C、Walt Whitman
D、James Fenimore Cooper
【正确答案】：D
【题目解析】：Mark Twain, Henry James, and poet Walt Whitman were major figures in the century’s second half.参见教材P251。