5. Assertion (A): X, because of unsound state of mind and not knowing the nature of the act, attacks Y, who in self defense and in order to ward off the attack, hits him thereby injuring him. Y has not committed an offence.
Reason (R): Y had a right of private defense against X under Section 98 of the Indian Penal Code.
(a) Both A and R are individually true and R is the correct explanation of A
(b) Both A and R are individually true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true