I think, they rely on primary sources because these sources are original and more trustworthy
The correct answer to the question is Option no. D Northern states profiting and southern states struggling.
In those times the Northern States were had higher incomes and living standards compared to the Souther States.
Hence, this cartoon illustrastes the differences in the economic conditions within the North and the South.
Depends on what you mean slavery -(freedom) was the act of African Americans fighting for their will rights and "freedom"
And freedom as a nation is the ability to do as you please (to a limit) and not have to worry about anything like slavery, not soon anyways.
I think the answer is C :)
