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Mathematical Reasoning and Proof

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Which of the following statements is a valid deduction from the premises "All dogs are mammals" and "All mammals are animals"?

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A
All dogs are animals.
💡 Explanation:

The correct answer is "All dogs are animals." This is a valid deduction because the premises establish that all dogs are mammals and all mammals are animals. Therefore, it can be logically concluded that all dogs are animals.

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