List all intervals on which the function shown is continuous. Note that the graph is discontinuous at $x=0$ and $x=6$ and is continuous everywhere else in its domain.

Select the correct choice and, if necessary, fill in the answer box within your choice.

A$.$ The function is continuous on $$

$($Simplify your answer. Type your answer in interval notation. Use a comma to separate answers as needed.$)$

B$.$ The function has no intervals where it is continuous.