It would be "d. monarchy vs. representative government," that did not cause arguments at the Constitutional Convention, since all of the representatives knew that there should be a representative government of some sort. <span />
"Sumerian city-states fought each other" would be the best option from the list, since this internal division led to a collapse of power that left people without protection or a solid economy.
Answer:
Eli Whitney,American inventor, mechanical engineer, and manufacturer, most remembered as the inventor of the cotton gin but should be remembered for the concept of mass production of parts that can be used interchangeably
