Answer: The most dramatic change in Valley life came from the electricity generated by TVA dams. Electric lights and modern appliances made life easier and farms more productive. Electricity also drew industries to the region, providing desperately needed jobs.
Explanation:
Answer: The Spanish said the rafts were in the shape of the extended fingers of a hand. The large balsa logs, lashed together with henequen fiber, formed the main deck of a raft. Seawater passed freely between and over the logs making it very difficult for rafts to be swamped by heavy seas.
Answer:
Vicksburg was essential to controlling the Mississippi River.
Explanation:
The city of Vicksburg in Mississippi was one of the most important locations that would help determine who succeeds in the Civil War. And it was the desire to conquer this city that Lincoln famously declared as "the key".
Vicksburg was along the Mississippi River and also a major stronghold of the Confederate troops. The capture of this city would determine which way the War will sway. Abraham Lincoln considered it important because it was essential to the controlling of the Mississippi River.
Thus, the correct answer is the third option.