The total cost of x pounds of ham and 4 pounds of turkey is given by the function below, where F(x) represents the total cost in dollars.
F(x)=8(x +4)
Which statement best interprets this function?

A. The ham and turkey each cost $8 per pound.

B. The ham and turkey together cost a total of $32.

C. The ham costs a total of $8, and the turkey costs a total of $4.

D. The ham costs $8 per pound, and the turkey costs $4 per pound.