The reason why World War l lasted a long time was because of the failure of the Schlieffen Plan. Also <span>Germans failed to win the Western campaign according to their time tables.
Hope this Helps!!</span>
the more we advance in to technology the more we kept track of our prices and goods we buy meaning that people buy more goods because we have credit papal and 100's of different online currency I really hope this helps :) please mark brainliest
around 3500 b.c. probably