<span>when Hitler invaded Poland </span>
The Missouri Compromise was an effort by Congress to defuse the sectional and political rivalries triggered by the request of Missouri late in 1819 for admission as a state in which slavery<span> would be permitted. At the time, the United States contained twenty-two states, evenly divided between slave and free.</span>
A. the amount of time they spent building the wall
I think the answer is A, when I looked at the picture and did some research, I found that the wall is 70 miles long so it's pretty obvious that they spent a lot of time making it in ancient old times.