Statements: Some cars are buses. All cars are caves. Conclusions: I. Some caves are not buses. II. Some caves are buses. III. No cave is a bus. IV. Some caves are cars.

Only Conclusion I follows
Only Conclusion II follows
Only Conclusions II and IV follow
Only Conclusion IV follows

Correct Answer: Only Conclusions II and IV follow

Explanation:

First Premise is Particular Affirmative (I–type).
Second Premise is Universal Affirmative (A–type).
Some buses are cars. ↔ All cars are caves.
I + A ⇒ I–type of Conclusion "Some buses are caves."
Conclusion II is the Converse of it.
Conclusion IV is Converse of the second Premise.

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