Question

5.
What is the range of this function?
(11, 5)
(20,-2)
(15, 10)
(5,9)
A. (5, 11, 15, 20}
B. (-2, 5, 9, 10}
C. {5}
D. (-2, 5, 9, 10, 11, 15, 20}