In what area of medicine did the incas make the most notable advances?
a. surgical preparation
b. antibiotic medicine
c. splinting of broken bones
d. organ transplants

the lowest among the social higher rank were the working class. this class remained detached to the political progression   of the country and was hostile to the other two classes

confucius was a great thinker and teacher, and philosopher succeeded in laying the foundations beloved.

he many principles but waht   was speak about the relationships was the third .

the third important concept , the real man's idea. he is the man who lives up to the highest moral standards. man shows five virtues: in self, generosity, sincerity, perseverance, and benevolence. his relationship is described as follows: when a son is always loyal, as a father is just and gentle, as an administrator is loyal and loyal, and as a husband is honest and fair, and as a friend, he is faithful and languid. if everything is a true happiness conference, justice and harmony will rule the empire.