The value of the series $x \log _e a + \frac{x^3}{3!} (\log _e a)^3 + \frac{x^5}{5!} (\log _e a)^5 + \dots$ is
- A$\cosh(x \log _e a)$
- B$\coth(x \log _e a)$
- C$\sinh(x \log _e a)$
- D$\tanh(x \log _e a)$
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