Identify and explain a cause-and-effect relationship associated with the historical developments in documents 1 and 2. Be sure to use evidence from both documents 1 and 2 in your response

Which source would best a historian understand the effect of the great chicago fire on families? a. a biography of a chicago family displaced by the fire b. a letter from a grandmother in new york to her family in chicago c. a newspaper editorial about families who were displaced d. an oral history dictated by an adolescent who fled the fire