The first Asian immigrants to America:a. settled primarily in the Midwest and Northeast. b. did not arrive until the early twentieth century. c. were welcomed as equals by most whites. d. worked as laborers in mines and railroad construction. e. All these answers are correct.

Right choice: d. worked as laborers in mines and railroad construction.

Explanation:

The first waves of Chinese immigrants arrived in the USA in the mid-19th century. They came to work in mines, in railroad construction and agriculture, mainly low-skills jobs. More Chinese kept arriving until 1882, when Congress passed the Chinese Exclusion Act as a response to growing xenophobia and violent anti-Chinese feelings and attitudes.

c or d both can be the answer