Statements: All dogs are cats. No cat is a bird.

Question

Statements: All dogs are cats. No cat is a bird.

Conclusions:

I. Some dogs are birds.

II. No dog is a bird.

Which conclusion(s) follow?

1. A. Only Conclusion I follows
2. B. Only Conclusion II follows (Correct answer)
3. C. Both Conclusion I and II follow
4. D. Neither Conclusion I nor II follows

Correct Answer

Option B — Only Conclusion II follows

Detailed Solution & Explanation

The correct answer is Only Conclusion II follows.

Key Points

• All dogs are cats (mammals).
• No cat is a bird → No dog is a bird.
• Conclusion I (some dogs are birds) is false; Conclusion II (no dog is a bird) is correct.