Answer:
The correct answer would be option C, Disturbance Handler.
Step-by-step explanation:
A Disturbance Handler is usually the manager who takes charge when an unexpected dispute or roadblock arises within the team of the organization. So in the given question, when two workers in his department could not go along and had a harsh argument with each other due to some family problem between them, Rosario meets both of them to resolve the issue between them. He, being a manager, played the managerial role of Disturbance Handler to make them come to a conclusion and stop their arguments. He is basically handling the disturbance, caused by both employees on the workplace.