Most immigrants from eastern and Southern Europe settled in A. Cities located in the east and Midwest
B. Rural farming areas
C. California
D. The south

A

Explanation:

Cos the immigrants are from east and south so they probably should be in east and midwest

answer: ensure protection from communism

explanation:

the north atlantic treaty was largely dormant until the korean war initiated the establishment of nato to implement it, by means of an integrated military structure: this included the formation of supreme headquarters allied powers europe in 1951, which adopted the western union's military structures and plans.