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 from the statements.

Statements:

A. All pots are coals.

B. All coals are rounds.

C. All rounds are stones.

Conclusions:

I. All pots are stones.

II. All stones are coals.

III. All rounds are pots.

IV. All coals are stones.