Any source of law that a court must follow when deciding a case is called a

A) binding authority.
B) case on "all fours."
C) case on point.
D) persuasive authority.

Binding Authority

Legal sources that a court must follow in making its decision, such as statutes or higher court rulings relevant to the case at hand.

Persuasive Authority

Legal sources that, while not binding, may influence a court’s decision in the absence of binding authority, including legal principles from other jurisdictions or academic commentary.