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Gmdss_e3 : Element 3 - 519/605
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Which of the following statements concerning SITOR communications is true?
A) ARQ message transmissions are made in data groups consisting of three-character blocks.
B) ARQ transmissions are acknowledged by the Information Receiving Station only at the end of the message.
C) ARQ communications rely upon error correction by time diversity transmission and reception.
D) Forward error correction is an interactive mode.
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