Cyberbullying has been on the rise among teenagers. Which of these sentences creates the greatest sense of urgency about the problem? Select one:
a. Approximately 43 percent of teens aged 13 to 17 reported having been at the receiving end of negative online remarks.
b. A shocking number of teens--almost half--say they have been victims of cruel, harmful attacks online.
c. According to a recent poll, cyberbullying is a familiar experience for many teens.
d. Slightly less than half of the teens polled said they had experienced some form of cyberbullying.