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

Statements:

Some spices are medicines.

All medicine are chemicals.

No chemical is cheap.

Conclusions:

I. Some medicines are cheap.

II. Some chemicals are spices.

III. No medicine is cheap.

Only conclusions II and III follows.