Yeah your answer is A as you can see by the picture ^^
lol
You didn't attach any options to choose from. It says which of the following statements and you didn't post and following statements.
On the constitutional side, the Compromise of 1820<span>was important as the example of Congressional exclusion of slavery from U.S. territory acquired since the Northwest Ordinance. Following Maine's </span>1820<span> and</span>Missouri's<span> 1821 admissions to the Union, no other states were admitted until 1836, when Arkansas was admitted.</span>
Because they have no common sense.