Which of the following conditions may occur if a person often abruptly stops an intense cardio workout without cooling down? a. irregular heartbeat and arrhythmia b. stroke and insomnia c. aneurysm and heart attack d. hypertension and diabetes

If a person abruptly stops an intense cardio workout without cooling down, then an aneurysm and heart attack may occur.
C

Cardio means heart so you can eliminate D. When you work intensely and abruptly stop you weaken the artery wall which will cause an aneurysm.