First and third Premises are Particular Affirmative (I-type).
Second Premise is Universal Affirmative (A-type).
Some books are novels. ↔ All novels are magazines.
I + A ⇒ I-type of Conclusion. "Some books are magazines."
It is Conclusion II.
Conclusions I and IV form Complementary Pair. Therefore, either Conclusion I or IV follows.