Let $f(x)$ satisfy all the conditions of the Mean Value Theorem in $[0, 2]$. If $f(0) = 0$ and $|f'(x)| \le \frac{1}{2}$ for all $x$ in $[0, 2]$,then:

  • A
    $f(x) \le 2$
  • B
    $|f(x)| \le 1$
  • C
    $f(x) = 2x$
  • D
    $f(x) = 3$ for at least one $x$ in $[0, 2]$

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