HELP there is this person trying to kid,.,nap,./, kids so if you see an account called Hernyana report there questions and there account

Ineed answers 5 and 6 on my social studies homework reply to this question i posted

What type of sentence has at least one independent and one dependent clause

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