Camilla is a hotel attendant whose primary job duty is to check guests in and provide them with a pleasant introduction to the hotel. Yesterday, Camilla checked in an extremely rude guest who was shouting obscenities at her and calling her names. However, Camilla managed to keep a smile on her face and remain professional. What personal characteristic BEST describes what Camilla displayed? A. personal values

B. etiquette

C. assertiveness

D. time management