What is an important measure for preventing food borne illnesses

a. serving locally grown food
b. using new equipment
c. measuring pathogens
d. controlling time and temperature

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.