A candy maker is making candy canes to sell over the holidays. She has 45 left over from last month's sale and she can make 225 per day. If x represents the number of days she can work making canes, choose the function below that best represents how many canes she will have based on the number of days she works making canes.
a) F(x)=x+45
b) F(x)=225x
c) F(x)=45x+225
d) F(x)=225x+45