What evidence supports the idea that both the maya and aztec civilizations were influenced by an older civilization?
a. ball courts
b. calendars
c. floating islands
d. roads
e. terraced fields

To encourage railroad companies to build railroads across the west, the government gave them subsidies by select the best answer from the choices provided. a. paying the wages of laborers b. giving them building materials c. providing railroad trains d. providing free land