UPSC Prelims 2014Environment & EcologyQuestion 10 of 27Which of the following have coral reefs? 1. Andaman and Nicobar Islands 2. Gulf of Kutch 3. Gulf of Mannar 4. Sunderbans Select the correct answer using the code given below.A1, 2 and 3 onlyB2 and 4 onlyC1 and 3 onlyD1, 2, 3 and 4See explanation