John Spent at Least an Hour a Day Surfing the Internet

John spent at least an hour a day surfing the Internet at work. He justified his behaviour by noting that "everyone's doing it." This type of behaviour is

A) expected by management, as long as John gets his regular work done.
B) appropriate as long as he isn't the only one doing it.
C) inappropriate, unprofessional, and probably unethical.
D) inappropriate only if he visits certain kinds of websites at work, such as pornography or gambling.