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A powerboat is underway in the fog. What sound signal should you hear?
A
one short blast every thirty minutes
B
seven short blasts every fifteen minutes
C
one prolonged blast every two minutes
D
seven prolonged blasts every minute


Sagot :

Final answer:

In a foggy situation, a powerboat underway should emit one prolonged blast every two minutes to signal its presence.


Explanation:

In the scenario of a powerboat underway in the fog, the required sound signal to be heard is one prolonged blast every two minutes (C). This signal indicates that the boat is in motion and helps avoid collisions by notifying other vessels of its presence when visibility is reduced due to fog.


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