Aptitude and Reasoning

Statements        :               Some books are pens.

                                         Some pens are watches.

                                         All watches are radios.

Conclusion        :               I.     Some radios are watches

                                          II.    Some radios are pens.

                                          III.   Some watches are books.

                                          IV.   Some books are watches.

A. All follow

B. Only I and III follow

C. Only II and Iv follow

D. None of these