what sleep disorder requires a medical specialist?\ndrowsiness\nbad dreams\nsleep apnea\ngoing to bed late

what sleep disorder requires a medical specialist?\ndrowsiness\nbad dreams\nsleep apnea\ngoing to bed late
Answer
Brief Explanations:
Sleep apnea is a serious sleep - disorder where breathing repeatedly stops and starts during sleep, often requiring medical specialist evaluation and treatment. Drowsiness can be a symptom of many things and not always a severe disorder needing a specialist. Bad dreams are common and usually not a medical emergency. Going to bed late is a habit, not a disorder that always requires a medical specialist.
Answer:
C. sleep apnea