Consider the following statements: 1. Petronet LNG Ltd. Is setting up another LNG terminal at Mangalore. 2. The Head Office of the Dredging Corporation of India is at Visakhapatnam. 3. The Narwapahar Mine is operated by the Uranium Corporation of Indian Limited. Which of the statements given above are correct?

1. Statement 1 is correct. Petronet LNG Ltd., India's largest importer of Liquefied Natural Gas (LNG), was planning and developing its second LNG terminal at Kochi around 2005-2006, and plans for a terminal at Mangalore were also under consideration or initial stages around that period/subsequently. 2. Statement 2 is correct. The Head Office of the Dredging Corporation of India Limited (DCI), a public sector undertaking engaged in dredging services, is located at Visakhapatnam. 3. Statement 3 is correct. The Narwapahar Mine, located in Jharkhand, is one of the underground uranium mines operated by the Uranium Corporation of India Limited (UCIL). 4. Therefore, all three statements are correct.