The daily cost of hiring an electrician, Y, to work x hours on an electric job can be modeled using a linear function. The electrician charges a fixed costs of $75 plus an additional cost of $50 per hour. The electrician works a maximum of 7 hours per day For one day of work, what is the range of the function for this situation?

A 0<_ x <_ 7
B 75 <_ y <_425
C 0<_ x <_ 9
D 50 <_ y <_ 575