No monuments are structures, and all pyramids are monuments. Which conclusion must be true?
Answer and explanation
Correct answer: B. No pyramids are structures
- Step 1: Every pyramid is a monument, and no monument is a structure.
- Step 2: So no pyramid can be a structure.
Answer
No pyramids are structures.
Why not the others: All pyramids are structures, Some pyramids are structures and All structures are pyramids do not fit.
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