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.
Bodies of water, specifically rivers.
The answer is D South Carolina
<span>The reason as to why the states prohibits from making changes to the constitution during the ratification process was because of the reason that the changes are not allowed and they are likely or coming from the constitution itself because ratification process is a way of the congress from having to turn the constitution to the state legislature. The correct answer is letter a.</span>
16. A
17. B
18. A
19. A
20. B
21. A
22. D
23. A
These were researched answers, but I cannot guarantee you an A, just in case, I can guarantee however that most of them may be correct.