Answer:
A. distress is the correct answer.
Step-by-step explanation:
Marissa suffers from panic disorder, where she experiences unpredictable, unbearable episodes of panic that closely resemble the symptoms of a heart attack.(This description of her disorder represent distress)
Panic disorder is a stress disorder described by reoccurring sudden panic attacks.
Distress is a situation of severe stress or tension, usually caused by different factors such as failure in the exam, teasing, personal problems, loss of a job, etc.
Distress due to panic or anxiety affects a person's chance of undergoing cardiovascular problems such as stroke, heart attack, and health problems.
Distress changes in the process of blood clots and increases the blood pressure level, weaken the heart muscle that increases the problem of heart attack.