Rome used its strong army to a large empire

It is 1902 i make 45,000 per year how much do i owe in federal income taxes

Which fact would this be, and how might you verify the truth?

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