听一段材料，回答下面几个小题。
What is the present condition of hotline like today?
A.Poor.    B.Popular.    C.Rare.
What is the purpose of starting the hotline for teenagers?
A.To gain the belief of teenagers.
B.To make teenagers study hard.
C.To protect teenagers’ rights.
What does the woman think of the hotline for teenagers?
A.It won’t last long.
B.It will be useful.
C.It will save many lives.