Choose the correct statements :1. The gentle slope of continental shelves of the Grand Banks of Newfoundland is one of the reasons for it to emerge among the largest fishing grounds of the world.2. Both pelagic and demersal fish are caught commercially here.3. Cod is the chief fish caught in the Grand Banks.4. St. John's, Halifax, and Yarmouth are chief ports of Newfoundland from where the fish is exported.Choose the correct option :

• A. Only 1
• B. Only 1 and 3
• C. Only 1, 2 and 3
• D. 1, 2, 3 and 4