How did Confucius spread his ideas to other people? Select all that apply.

A. Confucius was appointed to a top government position by the Zhou king.
B. Confucius opened his own philosophy School.
C. Confucius move up in political positions that let him express his ideas.
D. Confucius One directly to the three ruling families and convinced them to listen to his ideas.

A. Confucius was appointed to a top government position by the Zhou king.

B. Confucius opened his own philosophy School.
C. Confucius move up in political positions that let him express his ideas.