What are three acquisitions that greatly expanded the territory of america before the civil war?

How did testimony such as this from the triangle shirtwaist factory disaster affect the workplace?

Select the correct answer from the drop-down menu. during the (scientific revolution, renaissance, industrial revolution), european intellectuals rejected many teachings of ancient scientists promoted by the church. to replace flawed theories, scientists began researching and conducting experiments. they used critical and reasonable thinking to draw concrete conclusions. this also led to the (scientific revolution, industrial revolution, enlightenment). it was an age that focused on using reason for understanding laws of nature and identifying humans' natural rights.

What industry was exempt from the child-labor laws passed in the factory act of 1833?