【单选题】Directions: Now you will hear a passage. At the end of the passage, you will hear some questions. After you hear a question, choose the best answer from the four choices.
A.
Not to let kids keep or have cell phones.
B.
Not to allow kids to play outside for a week.
C.
To hit kids when they refuse to take our advice.
D.
To be firm but not too hard when teaching kids.