Sophie pays m dollars to rent a car for the weekend. On the drive home, she buys $25 worth of gasoline. Her friend Melody pays for one-half the cost of the car rental only. Choose an expression you could use to determine how much Sophie spent.
A. m + 25
B. m + 25 –1/2
C. 1/2(m + 25)
D. 1/2m + 25