题目内容：

听下面一段较长对话，回答以下小题。

1.What’s the probable relationship between the two speakers?

A. Interviewer and interviewee.    B. Teacher and student.    C. Boss and secretary.

2.What age group is the toy popular with?

A. Children.    B. Teenagers.    C. All age groups.

3.Why do many schools ban the toy?

A. It leads to theft.    B. It makes students lose focus.    C. It causes arguments in class.

4.Who actually invented the toy?

A. Jill Meanley.    B. Catherine Hettinger.    C. Scott McCoskery.