I would say 1. The light bulb because candles were far more of a fire hazard and a lot less light 2. Electric heater because again a lot less of a fire hazard and less prep work 3.electric refrigerator because you could safely store food for a long time with out spoil and or deep freezer for the same reason. Edit: some of this you might want to reword.
Post War Economic Adjustment. Millions of soldiers returning home and there was no need for many people to be working wartime sectors. They advocated for better wage and working conditions.
False, the Hippocratic Oath states, to treat the ill to the best of one's ability, to preserve a patient's privacy, to teach the secrets of medicne, and so on.
Most were residents in the southern frontier