(6) __________
As online social networking increasingly replaces real face-to-face and physical contact, alienation can increase, as well as problems such as cyber-bullying, online stalking, and cybercrime, which are related to the anonymity of the internet. Humans are social animals, so a lack of physical contact could lead to depression and anxiety. If we become detached from real-world communications, it will be difficult to be a functioning member of society and interact with others in a professional setting.