Which accurately describes a chart developed 20 years after a historical event?
a. effective secondary source document
b. too biased for historical evidence
c. too focused for historical evidence
d. unreliable narrative source
e. useful primary source document

Which is likely the most serious problem associated with an epidemic? 1. there are sometimes no cures to the diseases that spread. 2. people often die from the diseases that spread. 3. there are usually no ways to prevent people from getting ill. 4. people often don’t know they have a disease.

About how many european immigrants were processed at the facilities on ellis island

What are the causes and effects of the spread of christianity