Statement: All buildings are mirrors. Some mirrors are pens. No pen is paper. Conclusions: I. Some papers are buildings. II. Some pens are buildings. III. Some papers are mirrors.

None follow
Only I follow
Only II follow
Only III follow

Correct Answer: None follow

Explanation:

Some mirrors are pens + No pen is paper = 1 + E = O* = Some mirrors are not papers Hence III does not follow. All buildings are mirrors + Some mirrors are pens = A + I = No conclusion Hence II and consequently I do not follow.

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