Marissa, an actress, is giving a speech on getting started in the entertainment industry. Marissa has high initial credibility, but as she gives her speech, it becomes quickly apparent that her start as an actress depended entirely on her uncle, a producer, and not her talent or hard work. As a result, her credibility drops. This is an example of how the credibility of a speaker is Multiple choice question. unrelated to speech content. static. dynamic. unrelated to competence.