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.
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.
