Answer:
B. The absolute value parent function
Step-by-step explanation:
[tex]f(x)=|x|[/tex]
Referred to as absolute value, the value inside the bars is measured in terms of its distance from 0. Therefore:
[tex]|0|=0\\|3|=3\\|-3|=3[/tex]
In essence, a negative value within the bars becomes positive, while a positive value remains positive.