Epoca moderna este considerata a fi perioada ce a succedat perioada post-clasica cunoscuta sub numele de Evul Mediu.
That would be Salt Lake City so A)
Women's work in WW1. During WWI (1914-1918), large numbers of women were recruited into jobs vacated by men who had gone to fight in the war. New jobs were also created as part of the war effort, for example in munitions factories.
What contributed to economic recovery in the South and Southwest after World War II was that they were (depending on the location where you mean South and Southwest) either in a good economic standing due to an industry that was able to boom again, and or receiving money from other nations which helped them rebuild.
C) Periodization
Periodization is a useful tool in studying history because it helps to divide the time periods into distinctive blocks of time. We can use this to reference the culture or distinctive movements in society at the time.
Many of the European periods are named after a significant ruler or a dominant family from that time period. This is why you may hear someone reference the "Victorian", "Tudor", or "Edwardian" era.