I think that B would be the best option.
Spread disease such as smallpox which killed much of population.
Colonized most of land, taking from natives and forcing them to settle elsewhere.
Introduced them to European items, such as horses, guns, and some farm animals
The confederacy approved black soldiers
Answer:
<u><em>Allied Powers</em></u>
<em><u>United States</u></em>
<em><u>France</u></em>
<em><u>Great Britain</u></em>
<em><u>Soviet Union</u></em>
Trashy Axis Powers
Germany
Japan
Italy