Answer:
C.
Step-by-step explanation:
Domain can be found by:
starting x-value < x < ending x-value (if thedot is opened)
or
starting x-value ≤ x ≤ ending x-value (if the dot is closed)
Our starting x-value is x = 0 by the graph.
For ending x-value, there is no ending x-value and thus:
0 ≤ x
x ≥ 0
