<span>D. all modern economies.
Asian, European, and American economies all exhibit the characteristics of a mixed economy.</span>
The word or phrase to fill into the gap is the "Ku Klux Klan", an extreme right organization calling for what they would call a "purification" of the US-American society.
A I think, I could be wrong though.
Answer:
1)
2) champion
3) compete
4)
5)
6) brag
7)
8)
9) challenged
10)
11) winner
12)
sorry i cant figure out the rest
Explanation:
There is a disadvantage, yes: other countries might not want to export their goods and this might cause a lack of those foreign goods in the country, and this might in turn cause higher cost of other things, if for example those imported goods were needed to produce something else.