7. Here is a graph that represents d.
Select all statements in function notation that represent the situation.
80
60
40
20
20 40 60 80 100 120 140 160 180
A. d(30) = 2(70)
B. d(10) = 20
C. d(90) OD. d(t) = 10 when t is 20.
E. d(0) = 0