Two Long Parallel Wires Are Placed Side-By-Side on a Horizontal

Multiple Choice

Two long parallel wires are placed side-by-side on a horizontal table. If the wires carry current in the same direction,

A) both wires are lifted slightly.
B) the wires pull toward each other.
C) the wires push away from each other.
D) one wire is lifted slightly while the other wire is forced downward against the table's surface.