Answer:
The correct option is;
C. Nickel (Ni)
Explanation:
The given information is that in the electric circuit, the connection between the battery and the electric bulb is through a wire
The bulb is lit by the connecting it to the battery, with the wire. Therefore, the wire is the conductor of electric current from the battery to the bulb, used to light the bulb
Electric current conductors are mainly solid metals, and out of the options given, nickel is the only solid metal, while the rest are gases, and nickel is an electric current conductor.
