Answer:
In 1820, amid growing sectional tensions over the issue of slavery, the U.S. Congress passed a law that admitted Missouri to the Union as a slave state and Maine as a free state, while banning slavery from the remaining Louisiana Purchase lands located north of the 36º 30' parallel.
B)archaeologist because they are the ones you dig up fossil and ancient items and a historian studies and write's the past history events that happen.
I guess I don’t know who that is
Euro currency value example to Columbia