问题：
[单选题] Priests,teachers and parents have for generations advised their wards io think twice before speaking,to count to ten when angry and to get a good night's sleep before making big decisions.Social netwo
A、fail to curb virality
B、be bad for users.
C、do no good to advertisers.
D、go against shareholders.
参考答案：
D、go against shareholders.
● 参考解析
