Abolitionist wanted to end slavery so it should be the second option, hope that helps
Explanation:
the US government might support the road because they might be able to use the railroads to transport materials for men at war or other materials the country might need.
A lumber producer in New Brunswick might support it because the railroad will require wood for the tracks. The lumber producer can profit from this because the railroad would need a large supply of lumber. They can also use it to transport the lumber.
Can i see a picture of the map?
Answer:
so britain could get money
