Respuesta :
Answer:
D) It helped to avoid using heavy taxation.
Explanation:
Since the Inca empire had mandatory public service, this was free labor, this meant that they didn´t have to pay for the work that people were doing this meant that they didn´t have to tax more to pay for those workers, so people weren´t actually taxed buy they helped the empire working for free and building and maintaining what have to be built. The culture of community also helped a lot for people not to feel like it was a mandatory, they saw it as a way to contribute to the society and the community.