Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

Statement :

Some pens are wallets

Some wallets are tables

Some tables are circles

Some circles are buses

Conclusion:

I. Some buses are tables

II. Some circles are wallets

III. Some circles are pens

IV.  Some buses are wallets

None follows