State the practical meaning of the slope and y-intercept for the situation described. The cost, in dollars, of a one-day car rental is given by where x is the number of miles driven. a. $0.15 is the cost per day to rent the car and $25 is the cost per mile. c. $15 is the cost per day to rent the car and $0.25 is the cost per mile. b. $25 is the cost per day to rent the car and $0.15 is the cost per mile. d. $25 is the cost per day to rent the car and $15 is the extra cost for unlimited miles. Please select the best answer from the choices provided