Which idea from The American Plague best represents the central idea for the entire story?

The yellow fever epidemic had serious consequences.
Washington was frustrated by the yellow fever epidemic.
The yellow fever epidemic killed many people in Philadelphia.
Jefferson was deeply worried about the yellow fever epidemic.

How does the map develop the central idea that scholars at jundi shapur spread the knowledge of sugar? the map illustrates the spread of sugar from new guinea to persia. the map shows that sugar was being refined primarily in the north rather than the south. the map illustrates the spread of knowledge about refined sugar processing to egypt. the map illustrates that people in china knew how to refine sugar and shared this knowledge. the answer is c