The person must maintain course and speed unless the give-way vessel fails to take action. Thus the last option is correct.
<h3>What is vessel?</h3>
Vessel refers to the ship or the boat which travels in the oceans and carries the passengers and the goods in the bulk quantity to transport from on region to the another.
The stand on vessel refers to the vessel or the ship that must maintain its course and speed unless it is required to give the way to the another vessel for not taking the correct actions. This is doe to avoid the damages and the harm or the losses.
In the above situation, the person must maintain course and speed unless the give-way vessel fails to take action. Thus the last option is correct.
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Antartica is located near the south pole of the earth and is very cold. It has temperature less than 0⁰. It is covered with a dense layer of snow with many glaciers.
But today because of pollution , global
warming and other problems due to
human activities has caused a major
climate change in Antarctica. Its
temperature is constantly decreasing ,
melting its snow and glaciers , a very
great matter of concern.