Option C. To include a clip from an interview with a highway patrol officer would be the best to include to make an ethical appeal to the audience.
Explanation:
In persuasive writing or speech, an ethical appeal is a method of persuasion that it is based on the author's credibility. By using a clip from an interview with a highway patrol officer, the author is including a source that is considered an expert on the topic, in this case a patrol officer talking about driving security.