B. Northwest ordinance of 1787
the lack of new factory jobs in the North" was not an economic problem facing the United States at the end of the Civil War. The others were all quite serious problems.
<span>Erastus Ladd
suggested a Free State election in Kansas Territory when he to Hiram Hill who
at that time, returned from the Territory of Massachusetts. Ladd also
anticipated the development of railroad line between Lawrence and Delaware
lands when he experience delay in Hill’s receiving a map of West Lawrence.</span>
Your answer is D: Common.