Is this a clause? Between the first and second parts

Theme is question 26 options: the way the story is presented. overarching ideas that are presented in the story. the author�s message that he or she is communicating to readers. the way the story makes the reader feel.

While looking at ads on a professional job site, justin saw this job posting: "the employee should have a degree in human behavior and at least 5 years experience in behavioral modifications. we are also looking for an employee who is good at crisis divergence. typically employees will spend a lot of time supporting others."

Which of the following factors most consistently contributes to the speaker’s believability? a the age and experience of the speaker b the physical environment in which the speech is delivered c the sincerity, knowledge, and trustworthiness of the speaker d the position of the thesis statement in the speech