An increased risk of coronary artery disease is linked to a. obsessive-compulsive personality disorder. b. lack of stress modulators. c. antisocial personality disorder. d. the type a behavior pattern.

B.
Different people have different ways of coping with stress, such as drinking and smoking
The main risks of coronary artery disease are:
Smoking
High blood pressure
High cholesterol
Diabetes or insulin resistance
Sedentary lifestyle
Any of these could be the cause of coronary artery disease, however all can be the result of coping mechanisms for stress

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The answer would be sand and gravel