Hi. Can anyone help me with this question xD

Which does the author mean by " nature had to kindle all the fires, for man by his own effort was unable to produce a spark

In a paragraph of no less than 125 words, explain the single most important factor involved in advancing american classical music in the twentieth century.

In one to two paragraphs, explain how changing context and interpretation have influenced viewpoints of dorothea lange’s portrait "migrant mother.” in your analysis, be sure to include the photograph’s meaning amid changing social, economic, and political climates, as well as the photograph’s value to photojournalism. include supporting evidence in the form of details, statistics, facts, or quotations.