Explain how the uneven distribution of railroad mileage influenced the North and the South during the Civil War.

answer; i believe the answer is (mesopotamia); modern day

increases in demand are shown by a shift to the right in the demand curve. this could be caused by a number of factors, including a rise in income, a rise in the price of a substitute or a fall in the price of a complement.

which the answer is:

b

where is the passage

i cant solve it without knowing the passage

bartering

hope this