Question 1(Multiple Choice Worth 4 points) (07.03 MC)What idea did Confucius introduce to social relationships in ancient China?

the idea of filial piety, that children should respect and honor their parents and ancestors
the idea of yin and yang, that there are two totally opposite forces at work in social relations
the idea of ancestral descent, that firstborn male children are the most important family members
the idea of the Mandate of Heaven, that the gods would allow kings to be overthrown if they were corrupt