An example of passive Incivility is when people uses emails for sending a time-sensitive messages.
Its refers to an indirect form of behaviour that tends to create a deviant behavior that is low intense or ambiguous with an intent to harm or violates social norms.
A very good example of Passive Incivility is the use of emails for time-sensitive messages, not acknowledging receipt of emails and not replying to emails.
Therefore, the Option C is correct.
Read more about passive Incivility
brainly.com/question/7428263