The construction and maintenance of interstate highways are an example of what kind of good?

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

What did the introduction of silk into the mediterranean do for the abbasid empire

An intersection of points outside the frontier (line) suggests that an economy is underutilizing it’s resources. true false