If the insulation in a mains cable is damaged, two of the wires inside it may come into contact and create a short circuit. Which row is correct?
- Athe danger when this happens: a large current will overheat the wiring and lead to a fire; safety device which avoids this danger: a fuse
- Bthe danger when this happens: a large current will overheat the wiring and lead to a fire; safety device which avoids this danger: a relay
- Cthe danger when this happens: the appliance at the end of the cable will be damaged; safety device which avoids this danger: a fuse
- Dthe danger when this happens: the appliance at the end of the cable will be damaged; safety device which avoids this danger: a relay