The owner, agent, Master or person-in-charge of a "T-Boat" involved in a marine casualty causing injury that requires professional medical treatment must __________.

A
immediately notify the nearest USCG MSO, MIO, or Group Office
B
keep all voyage records and make them available to Coast Guard investigators
C
file a written report (CG2692) of the casualty within five days
D
All of the above
E