Amovie star bought a new car for $60,000. the value of the car has decreased every year. the graph shows data about the car's value over time. (coordinate graph)

when the value of the car reaches $42,000, the movie star wants to trade in the car. what is a reasonable prediction for the year the movie star will trade in the car?

a.
1

b.
3

c.
5

d.
6