a licensed florida real estate broker resides in panama city, florida. the broker decides to keep open his real estate office in panama city but reside in mississippi. which statement applies to this situation? a) the broker is not required to do anything because he plans to keep his office in panama city. b) the broker must notify the commission of his change in residency within 60 days of moving out of state. c) the broker must notify the dbpr of his change in mailing address within 15 days after the change. d) the broker must notify the dbpr of his intent to keep the panama city office open.