HELP PLEASE !!!!!!!!
If the function f(n) models the amount of man-hours it takes to construct (n) televisions that are ready to ship from a electronic manufacturing facility, which describes an appropriate domain for the function?
A) all integers where n ≥ 0
B) all real numbers where n ≥ 0
C) all rational numbers where n > 0
D) all rational numbers where n ≥ 0