Which primary source document would give you insight into how the Great Chicago Fire affected working-class families? A.
a letter
B.
a newspaper account
C.
an essay
D.
an immigrant newspaper

A letter

Explanation: The primary source document that would give you an insight or insights into how the Great Chicago Fire affected working-class families is through a letter. Primary sources are physical documents that were presented during the event or experience and gives you an overview of what happened hope this helps!

answer; i believe the correct answer is (the willamete valley);