B.Overusing the Internet has brought a lot of problemsto teenagers, especially the social networking websites.Many teenagers spend lots of time on social networking,gaming, and other websites or adult sites. Finally theysuffer from cyber addiction. If teenagers spend much timeon the Internet or online, they may suffer from a conditioncalled Internet Addiction Disorder (IAD). Having IAD conditions will experience mental andphysical problems. Parents should talk to their childrenand agree on a list of rules when to use the internet.Teachers can also give them some advice and make surethat the teenagers browse the web safely at schools. social networking website 社群網站suffer 受苦 cyber addiction 網路成癮症 browse 瀏覽condition 狀況 mental 心理的 physical 生理
4.What is the best title of this article ?
(A) Teenagers’ websites.
(B) The problem of overusing the Internet.
(C) How to spend time online.
(D) Work out the problem by using the Net.