Missouri's application for statehood threatened the future of slaves as It could have given more power to the states in favor of slavery. Thus the correct answer is A.
What is a slave?
Slave refers to a person or a country which do not have control over decisions made, they are obliged to follow the rule of their owners and work for them without receiving any remuneration.
On December 18, 1818, Missouri submitted a petition for independence. Due to the Northern states' resistance to yet another slave state entering the Union, this led to a problem. Maine made an independence application in 1819.
Slavery was permitted or prohibited depending on where you were on a line that divided the northern and southern colonial regions which expanded the constitutional authority of Congress.
Therefore, option A It could have given more power to the states in favor of slavery is the appropriate answer.
Learn more about Missouri's application, here:
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