Answer:
a stimulus that causes stress
Explanation:
<span>The
answer to this question is electrocardiogram. Electrocardiogram or ECG is a
test that records the patient’s heartbeat and checks the electrical activity of
the patient’s heart. The electrodes that are placed on the skin of the patient
to capture the magnitude of the heart’s electrical depolarization and to check
any presence of heart muscle damage. </span>
B. the negative peer pressure is making her do things she wouldn't usually do which is damaging not only her friendships but also her body system
