Swing voters tend to sometimes vote democratic and sometimes vote republican. Therefore, B.
Explanation:
It was because the mining and cattle ranching increased in the west
Terracing worked best in areas with large plains.
Terracing was so effective in ancient Athens that it produced enough food that it could be traded to other places.
The ancient Athenians used terracing to grow potatoes, corn, and squash.
Ancient Athens invented the practice of terracing.
Representatives of Spain and the United States signed a peace treaty in Paris on December 10, 1898, which established the independence of Cuba, ceded Puerto Rico and Guam to the United States, and allowed the victorious power to purchase the Philippines Islands from Spain for $20 million.
