Statements: Some hills are rivers. Some rivers are deserts. All deserts are roads. Conclusions: I. Some roads are rivers. II. Some roads are hills. III. Some deserts are hills.

Only conclusion I follows
Only conclusions I and II follow
Only conclusions II and III follow
None follows

Correct Answer: Only conclusion I follows

Explanation:

First and second Premises are Particular Affirmative (I-type).
Third Premise is Universal Affirmative (A-type).
Some rivers are deserts. All deserts are roads.
I + A ⇒ I-type of Conclusion "Some rivers are roads."
Conclusion I is Converse of it.

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