Correct option is C
From the above statement following Venn diagram will be –

Conclusions:
I. All tub are wheel. (False, here is no direct or indirect relationship in the statements that connects all tubs to wheels.)
II. All cycle are tub. (False, the statement says "some cycles are tubs," but there is no evidence to suggest that all cycles are tubs.)
III. All cycle are wheel. (False, from Statement I, all wheels are cycles, but there is no evidence to suggest the reverse (i.e., all cycles are wheels).
Correct answer is (c) Neither conclusion follows.