(D) The given relation follows the pattern $x^2 : (x+1)^2 + 1$.For the first pair: $25 = 5^2$ and $37 = 6^2 + 1$.For the second pair: $49 = 7^2$.Follo

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(D) The given relation follows the pattern $x^2 : (x+1)^2 + 1$.For the first pair: $25 = 5^2$ and $37 = 6^2 + 1$.For the second pair: $49 = 7^2$.Following the same pattern,the next term should be $(7+1)^2 + 1 = 8^2 + 1 = 64 + 1 = 65$.Therefore,the correct option is $D$.