Jay wants to rent a car. The company he will rent from uses the formula C=25+0.40m to determine rental cost, where C represents the total cost in dollars and m represents the number of miles driven. Which statement is true given this information?
A. The 0.40 means there is an initial charge of $40.
B. There is a $25.40 cost per day.
C. The 25 means there is an initial charge of $25.
D. The 25 means the charge for each mile is 25 cents.