Pretty sure it’s the plumbing system
With appearance of yellow arrow when turning from left turn lane,one must C. prepared to obey the next signal that appears.
<h3 /><h3>What is Traffic light?</h3>
Traffic light serves as the road light that is used in controlling movement of vehicles on the road for the safety of all.
Therefore, yellow arrow signal as well as green arrow all help to tell the driver when to move or when not to move.
Learn more about Traffic light at:
brainly.com/question/2404986
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The correct answer is letter A. <span>high unemployment. </span>Hungary did not face high unemployment in converting to a free market system. Having a high unemployment rate is not a problem in Hungary when they convert into free market system.