"Teenagers who are tired are often tardy or fall asleep in class." is the answer.
My opinion is to stay with your friend and trust you instincts
Answer:
1. The catastrophic epidemic caused mayhem in the city.
2. The grotesque Nazi regiment took control of France.
3. The Train incident was used as leverage to attack China.
Explanation:
Cloning humans:
pros- less work for an individual, maybe not completely cloning someone so like picking desirable traits in a person and changing that
cons- possible overthrowing of the "real" copy, families who have exact copies of each parent may end in incest, or even selfcest
But we already live in a world where there are real life clones. Twins, and triplets. I believe there's a Brain Games episode that discuss this topic.
The theme is that planning may result in less fortune than what chance may result in.