Which river would you probably encounter along the Oregon Trail? Ohio
O Colorado
O Rio Grande
O Columbia
Question 2

colorado

Explanation:

when I did it, it was Columbia

Explanation:

I did it

the answer is a. mothma gupta.

one of the main reasons was definitely slavery. back in 1861, republican abraham lincoln was elected and ended up being a major influence in the slavery business. slavery greatly affected the texas economy because back in 1845 during the annexation of texas, slaves became a big part of the texas population. many texans that were in favor of the secession influenced groups through party ties.