A medium of advertising that has the advantage of mass audience is? by Sunday | Apr 29 | Marketing WAEC | 0 comments A. Newspaper. B. Bill board. C. Radio D. Magazine Correct Answer: Option A – Newspaper Users Also Read These:The refractive index of a medium relative to air is…Chlorine consisting of two isotope of mass number 35…An advertising medium that practically demonstrates…A ray of light travels obliquely from a less dense…The most effective nut limited medium of advertising…