Consider the following statements 1. Salinity of the ocean waters generally decreases from the equator towards poles. 2. Tropic of Cancer and Tropic of Capricorn have higher salinity than the equator. 3. Mediterranean Sea has higher salinity than the open Atlantic Ocean. 4. Salinity is low in the polar areas due to influx of melting water. Which of the above statements are correct?

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