please help!!!

1. Use the graph for Parts A–D.

A. Is the relation a function? Explain.
B. What is the domain of the relation?
C. What is the range of the relation?
D. What is the value of y when x = 2? Explain.

please help1 Use the graph for Parts AD A Is the relation a function Explain B What is the domain of the relation C What is the range of the relation D What is class=