Let \( x \) and \( y \) be two 2-digit numbers such that \( \mathrm{y} \) is obtained by reversi...

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Let \( x \) and \( y \) be two 2-digit numbers such that \( \mathrm{y} \) is obtained by reversing the digits of \( x \). Suppose they also satisfy \( x^{2}-y^{2} \) \( =m^{2} \) for some positive integerm. The value of \( x+y+m \) is.
(a) 88
(b) 112
(c) 144
(d) 154
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