A muckraker is a journalist who devotes their work to uncovering topics that might be overlooked or ignored by the powers that be. That said, a muckraker is D a writer who exposes unsafe working conditions.
The Catholic Church "arrested" Luther and held a court trial against him, telling him to withdraw his thesis.
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In the 1900s, there was the gradual ascent of the information spread by the media as there were traditional media which was slower than the ones we have today.
<h3>Breaking News</h3>
This refers to the sudden news which is of great importance that is reported by a news outlet.
As a result of this, it is much easier to spread breaking news about an event to a wider audience as a result of the social media than it was in the 1900s.
Please note that your question is incomplete so I gave you a general overview so you could get a better understanding of the concept.
Read more about breaking news here:
brainly.com/question/6824468