Respuesta :
The National Highway Traffic Safety Administration be involved in determining the number of cars sold in the country in a year.
What is Traffic?
In Simple terms, Traffic can be defined as the flow if Vehicle(Especaily) to and fro a particular axis or road. When there is a large amount of vehicle moving through a small passage, we say traffic is high.
Too much vehicle plying on a road can lead to traffic congestion.
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