Correct option is C
A. Some spoons are forks.
B. Some forks are mats.

I. No spoon is a mat. (False, since we only know about some spoons are forks and some forks are mats, it is not possible to conclude this).
II. Some mats are forks. (True, some forks are mats, so that means some mats are also forks).
III. Some mats are spoons. (False, there is no direct or indirect relation between mats and spoons).
IV. No fork is a spoon. (False, some spoons are forks).