Answer - C - In this case, the situation between Mark and Samantha would be best investigated by a third-party.
Key Takeaway: The precise translation of quid pro quo is “this for that.†In the workplace, quid pro quo translates to a job benefit being directly tied to unwelcome sexual advances-usually from a superior. For example, a superior may offer an employee a promotion or a raise in exchange for sex or even a date. Quid pro quo harassment can also occur when a superior withholds opportunities based upon a subordinate's agreement to physical conduct. Whenever there is a case of harassment-whether quid pro quo or other-and you personally are familiar with one of the parties involved, it is always best handled by a third-party.