Obstacles included accidental discharge of firearms, falling off mules or horses, drowning in river crossings, and disease. After entering the mountains, the trail also became much more difficult, with steep ascents and descents over rocky terrain. The pioneers risked injury from overturned and runaway wagons.
<span>The US allied itself with Taiwan. Russia allied itself with communist mainland
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Answer:
It is B "Agriculture and Corporations"
Explanation:
I hope this helps a little :)
The answer to this question is most likely B or C