How did the defeat of the Aztec and Inca empires enrich the Spanish monarchy? A. Spain began to levy heavy taxes on the Americas.

B. Spain sold its lands in the New World to other European countries.

C. The monarchy received a portion of all treasures taken by the conquistadors.

D. The Spanish monarchy became involved in the slave trade using captured Native Americans.

Which options most accurately assess the impact of transportation improvements (e. g., railroads, canals, steamboats, transcontinental railroad) on the settlement of the west? ***(select all that apply.)*** a. they led to an increase in population density. b. they made it easier to travel long distances. c. they in establishing towns. d. they led to the development of the fur trade. e. they allowed for international travel.