美国现实主义和自然主义的代表作家和代表作分别有哪些？？

Realism：（现实主义）appeared
in the United States in the literature of local color, an amalgam of romantic
plots and realistic descriptions of things was immediately observable. the
dialects, customs,
sights.现实主义有浓厚的美国本土特色，是浪漫主义故事情节和现实主义描写相结合的产物：美国风味的方言、风俗、各种观点。

Naturalism：自然主义 a new
and harsher realism, 新型的更为冷峻的现实主义，产生悲观的流派 ，产生于the end of the century
十九世纪末，因为Perception of society’s disorders 对社会无序的感知。Presenting characters of low
social and economic classes who were dominated by their environment and
heredity. 设法尽力客观真实地展现出受环境与出身局限的下层人民和各种经济阶层人物的真正生活。