Refer to the Following Passage to Answer the Questions Below

Refer to the following passage to answer the questions below.
A television ad for Meridia,a prescription medication for managing obesity,begins by showing a close-up of a cute,pudgy baby's face while a voice-over says something to the effect that "doctors have been concerned about your weight all your life." The baby's face gradually turns into that of a woman who is attractive yet overweight,and the voice-over says,"Meridia can help-just ask your doctor." Then the scene shifts,rather abruptly,to the name of the prescription medication.
-The art director wants to purchase a previously recorded image of a baby's face rather than go through the process of casting and abiding by all the regulations for working with minors.What could the art director use?

A) pre-shot footage
B) open footage
C) stock footage
D) proprietary footage
E) dubbed footage