In the late 20th century, immigrants who moved from former colonies to their former imperial nations tended to settle in

rural areas where land was available
metropoles where jobs were available
the suburbs where schools were located
hamlets that resemble their homelands

The correct answer is B) metropoles were jobs were available.

In the late 20th century, immigrants who moved from former colonies to their former imperial nations tended to settle in metropoles were jobs were available.  

The migration to England during the late 20th century represented the opportunity for many people and their families to get back to their former countries and cities. The majority of them went back to their European countries and especially, England. When they got back, the tried to settle in the larger cities where fabrics and employment opportunities were more than the rural areas. Farming in rural areas was not an option for the people. So In the late 20th century, immigrants who moved from former colonies to their former imperial nations tended to settle in metropoles were jobs were available.  

i believe the correct answer is option b. most eastern european nations joined nato.

though i could be wrong, option d. the eastern european nations were granted complete independence, would be another choice.

hope this ! : )

bro where is your chart