B because it says that the value of c or the number of cars cannot be greater than 5000, so it has to be 0 to 5000
46.
D because it doesn't set a limit on haw many days you can stay, rather it just talks about the the equation for payment.
The One After That.
C because the only time that the graph is decreasing is the time when there is a negative slope. That negative slope is only present in the interval given for answer C.
