Could we have the excerpt? Then I will try and answer.
Answer:
Human behavior is often the source of depression and suffering. The most common cause is jealousy because it often leads to competition and social status which leads to people feeling bad about themselves.
Explanation
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The following circumstances that aided the Enlightenment movement were scientific advancements both in machinery and medicine, reliance on the Church as a political authority lessened the crimes that occurred, and the wide availability of printed material drew people to want to learn more and be enlightened.
Your answer is: Scientific advancements, reliance on the Church as a political authority, and the wide availability of printed material
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Conflict. Because it is majorly based off a war between two families.