Two lakes, A and B are identical in all aspects except that lake A has higher temperature. Which...

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Two lakes, A and B are identical in all aspects except that lake A has higher temperature. Which of the following is true?
(A) A has higher rate of oxygen dissolution.
(B) B has higher rate of oxygen dissolution.
(C) Oxygen dissolution of both is the same.
(D) Both the lakes have same BOD.
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