7. For item 8 there shall be substituted—
“8. The supply to a charity of a right to promulgate an advertisement by means of a medium of communication with the public.
8A. A supply to a charity that consists in the promulgation of an advertisement by means of such a medium.
8B. The supply to a charity of services of design or production of an advertisement that is, or was intended to be, promulgated by means of such a medium.
8C. The supply to a charity of goods closely related to a supply within item 8B.”.