The diagram illustrates a wire suspended from a metal loop P and extending down into a mercury bath. The wire is hanging vertically between the N and S poles of a magnet. The loop P is then attached to the positive terminal of a battery, while the mercury is linked to the negative terminal. The wire moves out of the page. In which direction does the wire move when P is connected to the negative terminal of the battery and the mercury is connected to the positive terminal?
- AThe wire swings into the page.
- BThe wire swings out of the page.
- CThe wire swings to the left.
- DThe wire swings to the right.