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.
The correct answer is "B".
An arid region is characterized by having a severe lack of water. This cause an inability of the soil to make it possible for the plants to grow and subsequently animal life to exist. An Environment which is subject to arid climates is often known as a dessert. Most of these regions are located along the equatorial line.
There were many reasons the kids started working at age 8 and worked as many hours as the adults until the Child Labor Laws were out into affect. The other reason was the women did not get paid as much as men. Also, they did not get to have breaks and if you did they were very seldom. So if like you cut your hand you have to come back to work and if you were sick it didn't matter you were expected to come in still and work.
