Which of the following statements are true about james fenimore cooper's contributions to the development of the american novel?

cooper is known for exceptionally good descriptive passages.
cooper brought american life into american fiction.
cooper sometimes used the novel as social criticism.
cooper specialized in writing about the cities.
cooper is known for the action in his novels.
cooper defined the native american character in the minds of americans.
cooper usually displayed excellent characterization of men.
cooper usually displayed excellent characterization of women.