Why did the state and federal governments support the construction of canals in the early to mid-1800s? А
to connect the East and West Coasts of the country
B
to cross mountainous barriers between states
С
to provide defense against potential invasions
D
to improve trade by reducing transportation costs

After the supreme court’s ruling on the dred scott case, many people in the north believed that a. slavery might become legal everywhere. b. slavery might be banned everywhere. c. formerly enslaved people would move to the north. d. formerly enslaved people would stay in the south.

Ahistorian who compares the expansion of political systems to the expansion of economic systems is organizing history by

Jackson pollock described his art style in the following quote: “new needs need new techniques.… it seems to me that the modern painter cannot express this age, the airplane, the atom bomb, the radio, in the old forms of the renaissance or of any other past culture. each age finds its own technique.” what point is pollock making about the new styles of art?