The histogram shows the number of cars in a hospital parking garage at 10 a.m. each day for three weeks.
Which statement is true based on the data in the histogram?
A: The median number of cars is contained in the 140-149 bar.
B: There were between 150-159 cars on 7 days.
C: The range in the number of cars is 3 cars.
D: On 5 days, there were between 130-139 cars.