Which of the following is an example of an organizational citizenship behavior?

A) Andre normally leaves work at five o'clock, but yesterday his boss ordered him to work until eight o'clock.
B) The manager at the loading dock was instructed to learn a new computer inventory program.
C) An office administrator volunteered to help a sales manager compile an organizational history.
D) Six of co-workers went out for hamburgers at noon yesterday to celebrate a birthday.
E) All of the above are examples of organizational citizenship behaviors.

Organizational citizenship behavior refers to actions that go beyond the formal job requirements and contribute to the overall effectiveness of an organization. Option C shows an employee volunteering to help a colleague with a task that is not directly related to their job duties, which is an example of organizational citizenship behavior. Options A, B, and D describe typical work-related tasks or social interactions that do not necessarily go above and beyond the formal job requirements. Option E is incorrect because not all options are examples of organizational citizenship behavior.