Which of the Following Best Defines a State Function

Which of the following best defines a state function?

A) It is the property of a system whose magnitude depends on the pathway used to go from one state to another.
B) It is the property of a system whose magnitude depends on only the present state of the system, not its previous history.
C) It is the property of a system whose magnitude depends on the work done in the past and on how the equilibrium state is reached.
D) It is the property of a system whose magnitude depends on only the previous history of the system.
E) It is the property of a system whose magnitude is independent of the equilibrium state of the system.