Directions: 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 with commonly known facts, read all the conclusions and then decide which of the given conclusions logically follows the given statements.

Statements:

Some electricity are bulb.

Some bulb are grid.

Some grid are board.

Conclusions:

I. Some grid are bulb.

II. Some bulb are electricity.

III. Some electricity are grid.

IV. No board is grid.