Read the excerpt from "american indian civil rights.”

over the years, american indian activists have valiantly fought for reform and for the government to honor certain treaty obligations. sarah winnemucca, a member of the northern paiutes tribe, campaigned for better living conditions for her tribe in the late 1800s. she lectured around the country in an effort to increase support for her cause. physician and lecturer charles eastman, who was part of the sioux tribe, also strove to improve the circumstances of american indians in the early 1900s through public speaking and serving in organizations such as the society of american indians.

what is the best reason to conclude that the author wants the reader to admire american indians?

the author uses words, such as “valiantly,” that have strong emotional connotations of courage and respect.
the author repeats the word “tribe,” which places american indian communities in a positive light.
the author uses the metaphor “physician and lecturer,” which emphasizes a feeling of authority.
the author makes an allusion to “the early 1900s,” which creates a sense of the significance of american indians.