Besides connecting the eastern united states with the western united states, the transcontinental railroad was also instrumental in a) driving a gap through the confederate territories. b) bringing in immigrants from ireland and china. eliminate c) getting california admitted as a state. d) ending the reconstruction era.

Abird conservation society has a database of every bird spotted by members in the past year. to make this data part of a gis would require tying each sighting to

Which is the main inference that can be drawn from adam smith's book the wealth of nations? a) for an economy to work flawlessly, it shouldn't have to serve and moral goals.b) the government must control a free-market economy, or economic problems will arise.c) a free-market economy works well only without the government's interference. d) free trade will only hurt economies and should be stopped by governments.

Which is true about the monroe doctrine?