question_answer

\[\underset{x\to 0}{\mathop{\lim }}\,\frac{\log (1+3{{x}^{2}})}{x({{e}^{5x}}-1)}\] is equal to ????.

A)  \[\frac{3}{5}\]             

B)  \[\frac{-3}{5}\]

C)  \[\frac{5}{3}\]                         

D)  \[\frac{-5}{3}\]

E)  None of these