Answer:
Federalist party(federal party) Democratic -republican party (anti administration party)
It’s A
Explanation:
Congress had to preserve the balance of power between free states and slave states, so the Missouri Compromise was passed. It admitted Missouri as a slave state and Maine as a free state.
<span>The treaty was signed on June 15, 1846,
ending the joint occupation with Great Britain and making most
Oregonians below the 49th parallel American citizens. ... When the
Colony of British Columbia joined Canada in 1871, the 49th Parallel and
marine boundaries established by the Oregon Treaty became the Canada–US border.</span>
