Consider the following statements 1. Ocean currents are the slow surface movement of water in the ocean. 2. Ocean currents help in maintaining the heat balance of the earth. 3. Ocean currents are mainly driven by eternal winds. 4. Ocean currents are affected by ocean configuration. Which of the above statement(s) is/are correct?

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