Ida B. Tarbell was an essential investigative journalist.
Besides being a journalist, Ida B. Tarbell was an American writer and a lecturer. She lived during the late 19th century and also during the oil boom. Furthermore, <u>she was one of the pioneers of investigative journalism and she mainly spent her life investigating about the oil industry</u> and advocating for world peace. One of her most famous works is <em>The History of the Standard Oil Company,</em> where she confrontates and exposes John Rockefeller's practices.
The correct answer is A) whites move out of the cities, taking their wealth with them.
In the 1950s, when World War II and the Great Depression were part of the past, American people were in a better economical situation that allowed them to afford a house and a car. Many white people starred moving out of the the big cities taking their wealth with them. The cities looked a bit abandoned until the settlement of the business offices.
Serfs, likewise might be farmers but might also be craftsmen. The difference between the two was that the peasant owned his own land, while the serf did not. The serf owed labor duties to his lord, whereas a peasant owed nothing or, more usually, owed some sort of rent.