Who invented the word good morning

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

So-called discourage workers are not counted in the unemployment rate counted in the unemployment rate included in the calculation of the labor force considered unemployed

Can someone me write a paragraph on this topic i feel confused