Two statements are given, followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.

Statements:

Some pens are markers.

All markers are crayons.

Conclusions:

I. All pens can never be crayons.

II. Atleast some crayons are pens.