An author claims that internet usage and screen time for teens should be decreased. They provide the following reason as support:

According to Time magazine, teen cell phone ownership has increased by 40 percent in the last few years. Teens spend an average of seven hours a day on their computers, phones, and tablets. Studies have found that due to this increase in screen time, teens are less likely to have close friendships and tend to be unhappier than those who do not spend as much time online.

Which choice describes the support the author provides?

A. It is effective. It supports the claim clearly and logically with evidence.
B. It is emotional. It expresses personal feelings that cannot be backed with research.
C. It is irrelevant. It discusses a fact that is off topic and does not support the claim.
D. It is unverified. It does not cite a source to show where the information was found.