Answer: The answer is A
Explanation: This is because when driving gives you force and you all the sudden acceleration is messes up the force.
Um B? not really sure only one would say is B doesn't sound like it would because of organization
When competition for resources is unnecessary
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.