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According to Rule 32 — Definitions (Sound Signals), which statement is correct?
A
Bell goes in the forepart, gong in the after part — sounded one after the other at anchor in fog.
B
1 short = starboard, 2 short = port, 3 short = astern propulsion.
C
Annex III sets minimum sound levels and audibility ranges by vessel length.
D
Underway and making way: 1 prolonged every 2 minutes.