Assertion (A): a Person Compelled by Threats, from Another, Which

Assertion (A) : A person compelled by threats, from another, which reasonably cause apprehension of his instant death, commits murder of the third person, can plead the defence of compulsion. Reason (R) : Consent of the deceased (above 12 years) is a defence to the charge of murder if the act causing death is done in good fait for the benefit of the deceased without intention to kill. Of the above statements.

A) Both A and R are true and R is the correct explanation of A
B) Both A and R are true and R is NOT a correct explanation of A
C) A is true but R is false
D) A is false but R is true.