The correct answer is the founding values and principles of the country
America is founded on a strong democratic and idealistic standing. America also has a rich history from which it borrows. This includes the calamity of the Civil War and the lessons learned
I believe the answer is: Common underlying principles
Common underlying principles refer to the standard set of mind that we commonly use to approach a certain problem.
If an individual is used to look everything that happen in his/life postiively, that individual would less likely to develop suicidal thought regardless of his/her problems.
B, i believe, it wouldn’t be D or A because both of those are on the positive side of an government.