Final answer:
Hine's work as 'photo-interpretation' involves analyzing and interpreting photographs to gain insights and understand the intended message.
Step-by-step explanation:
Hine described his work as "photo-interpretation." Photo-interpretation refers to the act of analyzing and interpreting photographs to extract information and gain insights about the subject matter. It involves examining the visual elements, composition, and context of the photo to draw conclusions and understand the intended message or story conveyed by the photographer. For example, Lewis Hine used photography as a tool to document and shed light on working and living conditions in Pittsburgh, as well as child labor through his role as the photographer for the National Child Labor Committee.