<image 1>relate to the two long parallel wires shown. Initially the wires are a distance d apart and each has a current i directed into the page.The direction of the force on the right-hand wire due to the current in the left-hand wire is 
['to the right', 'to the left', 'upward in the plane of the page', 'downward in the plane of the page']
Wires with current flowing in the same direction attract.