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 critical angle for light travelling from a…Chlorine consisting of two isotope of mass number 35…The refractive index of a medium relative to air is…Which of the following advertising medium appeals to…The refractive index of a medium relative to air is…