Use the following information to answer the next question.
Two bar magnets are stored safely in pairs (as shown in the given figure). Magnetic poles labelled I and II arepoles, and the object labelled III is aobject.
The information in which alternative completes the given statement?
In order to keep the bar magnets safely, they must be kept in pairs with unlike poles on the same side. These magnets must be separated from non-magnetic objects such as wooden pieces, and two iron pieces should be placed connecting their unlike poles. Such an arrangement is shown in the given figure.