Statements : (A) Some cats are dogs.
(B) Some dogs are stones.
Conclusions :
I. No cat is alone.
II. All dogs are stones.
III. Some stones are cats.
IV. No dog is cat.

Options

A. Only I and III follow
B. Only II and III follow
C. Only I, III and IV follow
D. None follows

Answer

D

Explanation

Both the Premises are Particular Affirmative (I-type).
No Conclusion follows from the two Particular Premises.
Conclusions I and III form Complementary Pair. Therefore, either Conclusion I or III follows. Considering the given Option we can select option (4) as the answer.