The impact of Darwin’s evolutionary theory on the American thought and the influence of the nineteenth-century French literature on the American men of letters gave rise to yet another school of realism：American（）.

The impact of Darwin’s evolutionary theory on the American thought and the influence of the nineteenth-century French literature on the American men of letters gave rise to yet another school of realism：American（）.
A.local colorism
B.vernacularism
C.naturalism
D.modernism
正确答案：naturalism