Two statements are given followed by four conclusions I, II, III and IV. You have to consider these statements to be true, even if they seem at variance from commonly known facts. Decide which of the given conclusions logically follow(s) from the given statements.
Statements:
A. Some sharpeners are pencils.
B. Some pencils are mats.
Conclusions:
I. No sharpener is a mat.
II. Some mats are pencils.
III. Some mats are sharpeners.
IV. No pencil is a sharpener.