Use the domain and range of each of the following relations to determine which is a function. {{3 - 3). (9. – 6), (0, – 9)} b. {(3. - 3), (9, – 6), (3, - 2)} c. {(3. - 3), (9, - 6), (9,2), (0, - d. {3, 9, 0, -4}