question_answer

The function \[f\,\,(x)=\frac{\text{In}\,\,(1+ax)-\text{In}\,\,(1-bx)}{x}\] is not defined at \[x=0\]. The value which should be assigned to f at \[x=0\] so that it is continuous at \[x=0\], is:

A)  \[a-b\]              

B)  \[a+b\]

C)  In \[a+\text{ln }b\]                   

D)  Both (b) and (c)

E)  None of these