What problems can be caused by a lack of clean water?

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

Which of the following was the largest group of people living in the region of transylvania? a. german b. slavic groups c. romanians d. italians

Which statement best describes nelson mandela.