A satellite television company charges a one-time installation fee and a monthly service charge. The total cost is modeled by the function y = 75z +25. Which statement represents the meaning of each part of the function?A. y is the total cost, x is the number of months of service, $25 is the installation fee, and $75 is the service charge per month.B. y is the total cost, x is the number of months of service, $75 is the installation fee, and $25 is the service charge per month.C. x is the total cost, y is the number of months of service, $25 is the installation fee, and $75 is the service charge per month.D. x is the total cost, y is the number of months of service, $25 is the installation fee, and $75 is the service charge per month.