Which of the following artists used experiments with mirrors and his knowledge of geometry to determine the scientific laws of linear perspective?

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.

Ancient music was produced by what types of cultures? a. literate b. modern c. large d. all of the above

Agenre's iconography consists of: a. its characteristic objects, settings, and stars b. the sum of all its conventions c. its use of recurring subject matter d. its typical plot patterns