Chronic stress builds up over time.
Answer:
Certain factors may increase your risk of developing a mental illness, including: A history of mental illness in a blood relative, such as a parent or sibling. Stressful life situations, such as financial problems, a loved one's death or a divorce. An ongoing (chronic) medical condition, such as diabetes.
The answer would be D because the proportion is 6:9, which could be simplified to 2:3