I think:
C. Small middle sections of the country
Answer:
A star
Explanation: The sun is the brightest star in the solar system ,and is the only star that can be visible during the day.
Answer:
Better life
Explanation:
The quality of life is better in Minnesota than Vietnam so that may be a reason why citizens from Vietnam to immigrate or move to Minnesota.
Answer: ...have obtained independence during post-war period (during 1950s, 1960s and 1970s).
Explanation: we have to include Dutch (Surinam for example), French (Algeria or Vietnam), Belgian (Kongo-Kinshassa) or Portuguese (Angola, Mozambique) colonies. This process included return of white-Europeans colonists back to Europe: the biggest return was that of Algerian French (Pieds-Noirs) and later (not so big) European whites from Portuguese territories (1974-1975-1976).
