The Morrison's want to purchase some ground chicken for a dish to bring to a family reunion. The function C(w) represents the cost, in dollars, of a package of chicken weighing w pounds. The most appropriate domain for this function would be: a.) an integer less than or equal to 0
b.) an integer greater than or equal to 0
c.) a rational number less than or equal 0
d.) a rational number greater than or equal to 0