The claim answers the question "What do I think?"
The reasons answer the question "Why do I think this?"
The evidence answers the questions "How do I know this?" or "How can I prove this?"
The explanation (also called the warrant) answers the question "How is the evidence presented relevant to the claim?" "So what?"
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Teacher Notes:
Close reading to develop a claim: http://www.readwritethink.org/professional-development/strategy-guides/close-reading-literary-texts-31012.html