Final answer:
The subject of this question is Law, and it deals with the legality of steering a motor vehicle while it is being pushed or towed without the necessary requirements.
Step-by-step explanation:
The subject of this question is Law. The question asks about the legality of steering a motor vehicle while it is being pushed or towed without the necessary requirements. In this case, the requirements are having a valid driver's license, supervision, and a DL 123.