An electrical appliance is supplied by a mains supply. The appliance usually draws a current of $3\,\text{A}$, although this current momentarily increases to $4\,\text{A}$ when the appliance is turned on. The cable connected to the appliance is intended to carry currents up to $6\,\text{A}$. A fuse is fitted to protect the circuit. What rating should the fuse have?
- A$1\,\text{A}$
- B$3\,\text{A}$
- C$5\,\text{A}$
- D$13\,\text{A}$