The correct answer is D)macadam. Macadam was an invention keyed by a Scottish man who changed the way we view paving of roads and highways. Macadam is a mixture of small stones crushed together with asphalt, the sticky, black material used for both concrete and macadam. The name Macadam comes from the engineer's name, which was John Loudon McAdam. There had been other attempts at macadam before McAdam, but McAdam improved it and his was the first to arrive in the United States.
Answer:
True.
The assembly line allowed for there to be less workers to gather materials and physically put together a car. Less workers means less people to pay, which means a less expensive car.
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The destruction and cost of WW1 had left their mark on America and the majority of Americans wanted to be kept out of any future involvement in European politics and simply wanted to be left alone to concentrate on building prosperity in the United States.
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<h3>The Eighteenth Amendment (Amendment XVIII) of the United States Constitution established the prohibition of alcohol in the United States. The amendment was proposed by Congress on December 18, 1917, and was ratified by the requisite number of states on January 16, 1919. The Eighteenth Amendment was repealed by the Twenty-first Amendment on December 5, 1933. It is the only amendment to be repealed.</h3>
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Archaeologists find and analyze the material remains of human cultures to learn about prehistoric people and to add to the written records of historical times.
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