I think its A simple existence
The Battle of Saratoga, comprising two significant battles during September and October of 1777, was a crucial victory for the Patriots during the American Revolution and is considered the turning point of the Revolutionary War. The Battle was the impetus for France to enter the war against Britain, re-invigorating Washington’s Continental Army and providing much needed supplies and support.
Answer:
The distribution of goods led directly to the development of cities. Just like in Europe cities developed around centers of trade. The trade led to the urbanization and development of big towns that were connecting different trade routes. The trade routes involved North Africa, Sahara, and Europe and it lasted for centuries. More urbanization led to even the first university being built in Timbuktu in Mali.
Pain in abdomen or muscles, coughing blood, fever, chills, fatigue, vomiting, etc. Google symptoms of the plague. Also if you have a history book there is probably specific symptoms they're looking for to answer this.