Please help :( I really need the answers for tomorrow

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

Plz quickly ! which of the following elements is not typical of an advanced society. a. cities b. science c. industries d. a nomadic lifestyle

Who was partially responsible for plotting the saint bartholomew’s day massacre? a. henry iii b. henry iv c. pope gregory vii d. pope innocent iii