In this circuit, a component at X gives automatic protection to the wiring against overheating when a fault occurs. Which row shows components that are suitable?
- Acircuit breaker ✓, fuse ✓, switch ✓
- Bcircuit breaker ✓, fuse ✓, switch ✗
- Ccircuit breaker ✓, fuse ✗, switch ✓
- Dcircuit breaker ✗, fuse ✓, switch ✗