Which BEST Supports the Idea That Teenagers Who Attempt Suicide

Which BEST supports the idea that teenagers who attempt suicide are more uncertain about killing themselves than elderly people are?

A) Teenagers have the opportunity for many more attempts than elderly people do.
B) Teenagers succeed at suicide only in about 1 in 200 attempts.
C) Teenagers have far greater access to pro-suicide websites.
D) The media is much more likely to cover teen suicides than those of elderly people.