15. 주어진 글 다음에 이어질 글의 순서로 가장 적절한 것은?
Past research has shown that experiencing frequent psychological stress can be a significant risk factor for cardiovascular disease, a condition that affects almost half of those aged 20 years and older in the United States. ----------- (A)Does this mean, though, that people who drive on a daily basis are set to develop heart problems, or is there a simple way of easing the stress of driving? (B)According to a new study, there is. The researchers noted that listening to music while driving helps relieve the stress that affects heart health. (C)One source of frequent stress is driving, either due to the stressors associated with heavy traffic or the anxiety that often accompanies inexperienced drivers.
- 1(A)-(C)-(B)

- 2(B)-(A)-(C)

- 3(C)-(A)-(B)

- 4(C)-(B)-(A)
