Answer:
It was called the Dark Ages because of how bad it was. Killed many people and was just a bad time. There were many good inventions made in the Dark Ages though. If I had to pick one here I would go for limited amount of records. I don't like these choices but this should be the best one.
Explanation:
The correct answer is option A (increases).
As the child ages, he or she enters the teenagerhood which is a very vulnerable stage in which the importance of peer groups INCREASES. Teenagers need to feel part of a group, they are exploring themselves and look for belonging to a group. This feeling is a fundamental part of the process of identification.
The two philosophers are Plato and John Stuart Mill