Which of the following statement is not correct as per Austin on Law and Morality?

(A) Positive Laws are set by political superiors and are proper subject matter of jurisprudence 

(B) Laws by analogy are laws improperly so called

(C) Command, Duty, Sanction and Morality are inseparable

(D) Laws are of two types: laws properly so called and laws improperly so called 

(E) Austin's conception of law takes into account positive law and positive morality

Choose the correct answer from the options given below: