7-18C5 C
 The best way to test the MF-HF SITOR (NBDP) system is:
A. Make a radiotelephone call to a coast station.
B. Initiate an ARQ call to demonstrate that the transmitter and antenna are working.
C. Initiate an ARQ call to a Coast Station and wait for the automatic exchange of answerbacks.
D. Initiate an FEC call to demonstrate that the transmitter and antenna are working.
