Question
What was the MOST significant physical barrier to western expansion in the early 1800s?'
A.
the Appalachian Mountains
B.
the Hudson River
C.
the Ohio River
D.
the Rocky Mountains
A.
the Appalachian Mountains
B.
the Hudson River
C.
the Ohio River
D.
the Rocky Mountains
Answers
Answered by
GPT 3.5
D. the Rocky Mountains
There are no human answers yet. A form for humans to post answers is coming very soon!