The quotation which best supports the authors' claim and purpose are:
"A perfect taste made possible by the most brutal labor."
What is a Claim?
A claim refers to the unverified statement about a particular thing that needs to be verified by the use of supporting evidence or data.
With this in mind, we can see that from the given text, we are told that sugar is different from honey which helps by stating that honey gives a perfect taste.
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