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.
G=3
Explanation: G=1+2a/a
1+2a/a=G
Simplify
1+2a(1/a)=G
cancel out the common factor of a
1+2/1*1/1=G
1+2=G
G=3
Answer:
C is correct answer because it is 10 billion.