Find the Range of the Function $f ( x ) = \left\{ \begin{array} { l l } x ^ { 2 } - 4 x & \text { if } x \leq 2 \\| x - 4 | & \text { if } x > 2\end{array} \right.$

Multiple Choice

Find the range of the function $f ( x ) = \left\{ \begin{array} { l l } x ^ { 2 } - 4 x & \text { if } x \leq 2 \\| x - 4 | & \text { if } x > 2\end{array} \right.$ .

A) [0, $\infty$ ) .
B) (- $\infty$ ,2]
C) [-4, $\infty$ ) .
D) (- $\infty$ , 0]
E) [4, $\infty$ )
F) (- $\infty$ ,4]
G) [2, $\infty$ )
H) (- $\infty$ ,4] .