Jackson is preparing for his hearing before the Federal Communications Commission (FCC) involving a complaint that was filed against him by the FCC regarding the interruption of radio frequency. The order to "cease and desist" using the radio frequency has had a detrimental impact on his business. Should the matter proceed to a hearing and one of Jackson's witnesses refuses to testify, does this mean that Jackson is prevented from having key testimony heard? A. No, Jackson can request that the witness be served with a subpoena requiring him or her to appear in court. B. Yes, if a witness cannot appear for key testimony, there is nothing that Jackson can do.