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15POINTS

Is this a valid argument?

Given: If a closed geometric shape has three sides, then it is a triangle.

Closed geometric shape ABC has three sides.

Conclusion: Shape ABC is a triangle.





Yes. This argument uses the Law of Syllogism.

Yes. This argument uses the Law of Detachment.

No. This is an improper use of the Law of Detachment.

No. This is an improper use of the Law of Syllogism.