Some statements are given, followed by some conclusions. Consider the statements to be true even if they seem to be at variance from commonly known facts. Decide which of the given conclusions follow from the given statements.
Statements:
All chocolates are holders.
No holder is a lamp.
Some lamps are desks.
All desks are pens.
Conclusions:
I. Some pens are holders.
II. Some desks are lamps.
III. No pen is a holder.
IV. Some pens are chocolates.