B - giving them the opportunity to work in various factories.
The Parthenon is considered the finest example of ancient Greek architecture because its decorative sculptures are thought to be pices of the greatets Greek art. It is also considered a symbol of athenian democracy, apogee of Doric order. Was built on the 5th century BC to honor godess Athena, Athen´s patron and to announce the glory of the city to the world.
3)Which is an invention that improved safety for railway passengers?
4)What impact did railroads have on cities across the United States at the turn of the 20th century?
The expansion of railroad was a major boom in the economic growth in United States of America because it led to a high demand for steel, steel was largely needed for rails. This increase in demand therefore made the US economy to be on the rise.
Secondly when there is the creation of good roads in any country, you expect development to improve. This was the case of the railroad. Goods could not be moved from one area to another in western United States, when the railroad was not constructed, because at that time there was no Panama Canal after the creation of the railroad, there was a great movement of goods and services to other places in the US, thus improving the economy and improving development, in the US.