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Which posed the greatest challenge to pioneers crossing the western mountains?

A. overpopulated rest areas
B. lack of water
C. hot desert sand
D. steep and dangerous passes

2 Answers

8 votes

Answer:

d

Step-by-step explanation:

User Mehmood
by
5.6k points
9 votes

Answer:

Steep and dangerous passages.

Step-by-step explanation:

It was mountians. Plus, I looked it up. Hope this helped!

User Szymon
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5.4k points