What’s your favorite instrument?
The most common cause of suicide is untreated depression<span>, as 90% of individuals who commit suicide are </span>depressed. and sometimes mental illness like <span>trauma, drug addiction, existential crises, </span>chronic pain<span>, and terminal illnesses</span>
Answer:
Restoration of law and order
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Withdrawal of US forces from Vietnam.
Your answer is B., because it is unidentifiable, so if they don't know the source, then why cite it right? :P :D So anyways, that's why your answer is B. =)
I hope I helped! =D