Give the domain and range.
A relation. An arrow goes from negative 2 to 4, from 0 to 6, from 2 to 8.
a. domain: {–2, 0, 2}, range: {4, 6, 8}
b. domain: {0, 2}, range: {6, 8}
c. domain: {4, 6, 8}, range: {–2, 0, 2}
d. domain: { 6, 8}, range: {0, 2}