Question

complete sentences to explain why teenagers seem like zombies at school. teens are?, because they have busy lives, and social media and electronic devices may?. teens’ biological clocks also make them fall asleep?

Explanation:

Teens have busy lives and are affected by social - media and devices, and their biological clocks also play a role. So they are likely to be tired. Social media and electronic devices may keep them up late, and their natural sleep - wake cycles make it hard to wake up early for school.

Answer:

tired