In the following question below some statements are given followed by some conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusions logically follows the given statements.

Statements:

Only yarn is rope.

Some string are yarn.

Conclusions:

I. No string is a rope.

II. Some rope are string.

III. Some yarn are rope.

IV. All yarn being string is a possibility.