What was the purpose of the Preamble to the Constitution? to identify the goals of the national government

to explain the colonists’ reasons for separating from England

to overcome the threat posed by Shays’ Rebellion

to help the national government raise more revenue

Which of these would be most useful in studying the effect of germs exchanged between the new and old worlds? a. a graph showing the number of europeans between 1492 and 1600. b. a graph showing the number of native americans between 1492 and 1600. c. a primary source description of the symptoms of an unknown disease affecting native americans in 1492. o d. a primary source description of the symptoms of an unknown disease affecting europeans in 1492.