问题详情

What does the sentence " That escalates when people gang up on an individual" in Paragraph 6 mean？

A．People respond more quickly and badly in group action.

B．Commentary floods when one is bullied online by others.

C．Online information runs more smoothly when people speak in groups.

D．Girls aged 12 to 13 are most likely to be harassed on social networks.

请帮忙给出正确答案和分析，谢谢！