The connecting cable of electrical appliances like electric iron, water heater or room heater contains three insulated copper wires of three different colours- Red, Green and Black. Which one of the following is the correct colour code?

A. Red-live wire, Green-neutral wire and Black-ground wire

B. Red-neutral wire, Green-ground wire and Black-live wire

C. Red-live wire, Green-ground wire, Black-neutral wire

D. Red-ground wire, Green-live wire and Black-neutral wire

Answer: Option C