Which of the following statements are correct about the vertical distribution of temperature in oceans? Choose the most appropriate answer from the options given below:

1.The sun rays have no effect below 600 feet.

2.In spite of movement of water, a large part of the sea is relatively cold.

3.About 80 percent of water in the oceans has a temperature permanently below 40 degrees Fahrenheit.

4.The vertical rate of decrease in temperature from equator to pole is the same.

A1, 2 and 3

B2, 3 and 4

C3 and 4

D1 and 4

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