Answer:
those of first Nations heritage living in the forested, mountainous region of North america
The answer for your question is D
Between 1841 and 1850 Ireland should be first and then Germany.
Answer: Between 1870 and 1900, the largest number of immigrants continued to come from northern and western Europe including Great Britain, Ireland, and Scandinavia. But "new" immigrants from southern and eastern Europe were becoming one of the most important forces in American life.
Explanation: