095C C
 If the vessel is experiencing atmospheric interference with NAVTEX broadcasts, especially in the tropics, the GMDSS operator should:
a) Select one of the 6 HF MSI frequencies and set-up the transceiver in ARQ TELEX mode.
b) Select one of the 6 MF MSI frequencies and set-up the transceiver in FEC TELEX mode.
c) Select one of the 8 HF MSI frequencies and set-up the transceiver in FEC TELEX mode.
d) Select the MF MSI frequency dedicated to tropical MSI and set-up the transceiver in FEC TELEX mode.
