Indirect committed, also known as indirect committed crime, refers to the use of others for props to commit a crime of the act. The exploiter achieves his criminal intent by dominating the tool behavior of the exploited.The exploiter and the exploited do not constitute a joint crime. It includes two scenarios, the first one is to use the inability of criminal responsibility to commit crimes, and the second one is to use the negligence of others or unwitting behavior crime.
The option 'A let their own adult child B false accusation c, did not think B fabricated facts is the fact that C objective existence. A, C is a person with full criminal responsibility capacity, B is a person without criminal responsibility' is an indirect principal according to the above definition.