Which of these enabled the incas to travel quickly throughout the empire to carry messages and warn the empire of an attack? stables of horses a fleet of ships well-built roads a network of canals

Pls quickly! which of the following statements about spanish plantations is not accurate? a. spanish plantation screw sugarcane for export to spain. b. the spanish had a little concern for the lives of the indians who worked on the plantations. c. spanish presentation grew a wide variety of crops and sent the produce to many different european countries. d. to replace the native americans our dying off the spanish important african slaves.