Cho hàm số \(y = \frac{{x + 1}}{{{x^2} - 2mx + 4}}\).

A. m > 2

B. \(\left\{ \begin{array}{l}
m <  - 2\\
m \ne  - \frac{5}{2}
\end{array} \right.\)

C. \(\left[ \begin{array}{l}
m > 2\\
\left\{ \begin{array}{l}
m <  - 2\\
m \ne  - \frac{5}{2}
\end{array} \right.
\end{array} \right.\)

D. \(\left[ \begin{array}{l}
m > 2\\
m <  - 2
\end{array} \right.\)