Propositional Logic: Logical Arguments and Formal Fallacies

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Multiple Choice

Which of the following is a valid logical argument?

  1. If it is raining, then the ground is wet. It is raining. Therefore, the ground is wet.
  2. If it is raining, then the ground is wet. The ground is not wet. Therefore, it is not raining.
  3. If it is raining, then the ground is wet. It is not raining. Therefore, the ground is not wet.
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