Answer:
It's because their brains naturally work on later schedules and aren't ready for bed. During adolescence, the body's circadian rhythm (an internal biological clock) is reset, telling a teen to fall asleep later at night and wake up later in the morning.
Explanation:
D. to define the symbols of driving qnd guessing
B.
"Stay where you are and we will send someone as soon as possible," the police officer had assured him.