I believe it's the last one(or D) correct me if I'm wrong
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:
The main source of tension is how Chet is laticia
If I’m remembering right it’s B