List All the Values of X for Which the Given $$f ( x ) = \left\{ \begin{aligned}x ^ { 2 } & \text { if } x \leq 2 \\4 & \text { if } x > 2\end{aligned} \right.$$

Multiple Choice

List all the values of x for which the given function is not continuous. $$f ( x ) = \left\{ \begin{aligned}x ^ { 2 } & \text { if } x \leq 2 \\4 & \text { if } x > 2\end{aligned} \right.$$

A) x = 0
B) x = 2
C) x = ±2
D) The function is continuous for all values of x.