If a neutral solution of water, with pH = 7.00, is cooled to 10∘C the pH rises to 7.27

If a neutral solution of water, with pH = 7.00, is cooled to 10∘C the pH rises to 7.27. Which of the following three statements is correct for the cooled water:

(i) [H+]>[OH],
(ii) [H+]=[OH], or
(iii) [H+]<[OH]?