The inca civilization built their massive army by requiring
a. that all citizens participate in the service
c. every prisoner taken during battle fight for the inca
b. that all men join in the service
d. citizens to pay taxes to employ warriors from neighboring civilizations

Which of the following accurately describes the workforces of the united states and canada? a. most of the workforce in the united states and canada is employed in the service industry. b. most of the workforce in the united states and canada is employed in the educational field. c. most of the workforce in the united states and canada is employed in manufacturing and mining. d. most of the workforce in the united states and canada is employed in agriculture.