The author of "In Free the Children" provided a first-hand account of visiting a brick kiln to emphasize the horrific conditions of debt slavery.
<h3>What is the In Free the Children book?</h3>
The book titles "In Free the Children" was written by a Young Man to Fights Against Child Labor.
Hence, the author provided a first-hand account of visiting a brick kiln to emphasize the horrific conditions of debt slavery.
Therefore, Option C is correct.
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