Respuesta :
was an American sociologist and photographer. Hine used his camera as a tool for social reform. His photographs were instrumental in changing child labor laws in the United States.
Answer: Expose child labor
Explanation: Hi, to raise awareness of the abuses of child labor, the National Child Labor Committee hired sociologist Lewis Hine to photograph children working in fields, factories, mines, and city streets. His photos and reports, produced between 1908 and 1924, fueled public opinion and inspired Congress to enact national child labor legislation.