Pick out the wrong statement about coating/electroplating of metals.

• A. Phosphate coating is used as an excellent base for paints & enamels.
• B. Phosphate coating is less corrosion resistant than chromate coating.
• C. The base metal to be electroplated is normally made the cathode of the electrolytic cell and coating metal is made the anode.
• D. Calorising is the process of coating steel with chromium.