Only it the two is manned. This one is unmanned.

The answer is A.

1 Lash for Joe

1/2 point for Neal for knowing the correct fog signals
for a MANNED barge.

"Capt. Neal®" wrote

"Bart Senior" wrote

INLAND / INTERNATIONAL

A tug is towing three unmanned barges astern in fog.
The third vessel of the tow shall sound

A. no fog signal
B. one short blast
C. one prolonged and three short blasts
D. one prolonged, one short, and one prolonged blast


C. is correct.