Answer:
C:
Step-by-step explanation:
The clearest example of pathos from "The Dam-nation of a Canyon" is shown in the exerpt C. The writer uses some statements and phrases such as: "become a mass of mud" and "fame as the biggest sewage laggon" that evoke some feeling of urgency about the lagoon that has been neglected. The function of pathos is to persuade appealing to emotions.