What does charles dickens criticize in the beginning of oliver twist by placing oliver in a workhouse?

Charles Dickens commonly used his writings to make the public aware of how boys where being abused under the current child labor laws in England. Dickens specifically uses Oliver being placed in a workhouse to create sympathy for the real life conditions that many children faced at the time that Oliver Twist was written. In many ways, Dickens used his writings as a social satire for the times. 

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