B. they were slowing down on work so southern folk could not produce anytnig fast a all.
Answer:
The Treaty of Versailles is one of the most controversial armistice treaties in history. The treaty's so-called “war guilt” clause forced Germany and other Central Powers to take all the blame for World War I. This meant a loss of territories, reduction in military forces, and reparation payments to Allied powers.
Answer: Travel time decreased as the steamboat could now travel against the current.
The neolithic era began when some groups of humans gave up their pneumatic hunter gatherer lifestyle completely to the beginning farming. It may have taken humans hundreds or even thousands of years to transition fully from the lifestyle of subsisting on wild plants to keeping small gardens and later trending large crab feilds.