Question

who was instrumental in leading the movement for child labor reform?
lewis hine
william wilberforce
parliament
congress

Explanation:

Lewis Hine was a photographer and sociologist who documented child labor conditions in the U.S. in the early 20th century, using his images to advocate for reform. William Wilberforce focused on abolishing slavery, Parliament is a legislative body (not an individual), and Congress is a U.S. legislative body (not the key individual leader of the child labor reform movement).

Answer:

A. Lewis Hine