Which is true about the functional relationship shown in the graph?
Olivia's Earnings
55
50
45
Eamings (5)
40
25
30
25
Time worked (hours)
A. The amount earned is a function of the number of hours worked
O B. The amount earned is a function of the number of years of
experience
O C. The number of hours worked is a function of the number of years
of experience