Which of the Following Best Describes a 'Persuasive' Precedent

Which of the following best describes a 'persuasive' precedent?

A) That part of a court's decision which is not binding upon other courts.
B) A previous decision of another court which is not binding but which can influence the court's decision.
C) A previous decision of another court higher within the same court hierarchy.
D) That part of a court's decision which is binding upon other courts.