Which one of the following sets represents the iron and steel industries of India?

• A.  Daitari, Gopalpur, Kalinganagar and Talcher
• B.         Bhilai, Gopalpur, Kalinganagar and Paradwip
• C.         Bhadrawati, Korba,Jamshedpur, and Raurkela
• D.         Durgapur, Dalli Rajhara, Gopalpur, and Kalinganagar