What countries were competing for land in North America?

The factory system of the early-19th century caused a) a decrease in farm production. b) an increase in rural population. c) an increase in urban population. d) high unemployment in other areas.

Concerns about the environment prompt congress to pass a $1 surcharge tax on each gallon of gasoline. which statement best describes the impact of such a tax

Demographers can compare a choropleth map to a to understand how geography influences population distribution and there are no a,b,c,or d u have to find it out ur self asap