Which of the following graphs most closely represents a person with 3 inches of hair initially, and then the length of their hair after 6 months, given that hair grows 0.5 inches per month, where x is the number of months and y is the length of the hair in inches? a. A line graph on the Cartesian plane ascends from the point (0.3) to the point (6,6). b. A line graph on the Cartesian plane ascends from the point (0,0.5) to the point (6,18.5). c. A line graph on the Cartesian plane descends from the point (0,3) to the point (6,0). d. A line graph on the Cartesian plane ascends from the point (0,0) to the point (6,3)