I need help please >(Advanced) Give the domain and range of the relation.

Question

x
y
2
5
8
17
0
0
–3
–5
Answer
a.
D: {2, 8, –3, 5, 17, –5}; R: {0}
b.
D: {–3, 0, 2, 8}; R: {–5, 0, 5, 17}
c.
D: {–3, 2, 8}; R: {–5, 5, 17}
d.
D: {–5, 0, 5, 17}; R: {–3, 0, 2, 8}