Your answer for this question will be the letter D
Answer:
Conflicting claims to the Ohio River Valley had sparked the French and Indian War. French claims to this land also had prevented colonists from moving west. That barrier was now removed.
Explanation:
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<span>After the Mexican-American War, the area that later became the state of California was ceded to the US. With the discovery of gold and the rush of people who traveled out to this area in hopes of finding part of the precious metals, there were enough people for the area to apply for statehood. This took place and was ratified in 1850.</span>