When Birds Get Flu is a book by John DiConsiglio. The references from CDC and AAP contribute to the central claim by providing the evidence.
The central claim is the detailed statement that delivers the purpose of the speech or the story to be delivered. It provides the readers with the main argument of the passage.
In the story Centers for Disease Control and Prevention (CDC) and AAP provides the evidence and information that supports the textual data and provides the base for the central claim.
Therefore, CDC and AAP provide the evidence for the central claim.
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