What changes came about due to child labor being exposed?

Increased social welfare through laws/regulations.

Explanation:

Industrial revolution started in Europe In later part of 1700s. But, Laws that created protection for child labors didn't exist until 1938. Within those time periods, companies were notoriously hiring children to work in their factory. It typically cost them a lot less compared to hiring grown adults.

This resulted in many fatalities or even death among poor underage children.

Activists constantly brought up this issues to the public and gradually started to gained public support that forced government officials to pass the Fair Labor Standards Act.

This act not only prevented minors from being employed, it also set up regulations regarding minimum wages and maximum work hours for all workers.

the answer is true!