What is the domain of the mapping diagram shown below?−3≤g(x)≤8{−3,8}1≤x≤3{1,2,3}

Answer:
(D){1,2,3}
Explanation:
The domain of the mapping is the set of all the values of x.
In the mapping, the values of x are: 1, 2 and 3
Therefore, the domain of the mapping is: {1,2,3}