1. The trick is to say one MAYDAY, and three "ALL STATIONS." After that it can be "distress traffic ended" "silence finished" or "seelonce finie."
2. This information is not in the AIP or the CARs, but the RTORC. The PSTAR study guide tells you the answer is on page 17, but that's just the beginning of the section. You will find the actual answer on page 20.