It must be proves that John was insane at the time of the murder, otherwise, by the M’Naghten rules, he cannot claim insanity as a reason of murder.
The family is not very strong at promoting nationalism: for once, there can be family members of other nationalities, which would promote multinationalism! so we can reject a) and c)
now, military and state religion are both found in the other options and we have to choose between school and athletics - and school is more effective! so the correct answer is D.
A biography is the life history of an individual, written by someone else. An autobiography is the story of a person's life, written by that person.
It might be
D long-term goal
lol