Let $f, g: R \rightarrow R$ be defined as: $f(x)=|x-1|$ and $g(x)=\begin{cases} e^x, & x \geq 0 \\ x+1, & x \leq 0 \end{cases}$. Then the function $f(g(x))$ is

  • A
    neither one-one nor onto.
  • B
    one-one but not onto.
  • C
    both one-one and onto.
  • D
    onto but not one-one.

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