Answer: is b. “Fifteen to 30 percent of teens... reported feeling less shy , more outgoing , more self confident , more popular.”
Explanation: just got done with this question!
One time I investigated that one of my favorite shirt was gone. So, it was a mystery for me i tried to describe it in my head. I remember it in my head and look everywhere at my house and grandma house but it was no where to be found. So, I look downstairs of my grandma house and i sawed in my cousin closet that she had my favorite shirt. So,my mystery was my cousin.
Answer:
its D i did that its easy