Answer:
Options: It provided ideas about government that were used to write the constitution.
It provided guidelines about leadership that helped to unify Japan.
Step-by-step explanation:
Confucianism founded by Confucius and revived by Mencius as ethical teaching in China which found its way in Japan. Confucianism was foremost Chinese teaching. It spread, during the Han dynasty China, into Korea and Japan. Confucianism created a centralized structure where each individual had to behave accordingly to their status in society. Confucianism ideology gave stability by introducing basic rules with no conflict over rituals and customs.