Final answer:
Companies in Brazil employed alternative advertisement strategies, excluding ads placed on buses due to a ban on traditional outdoor and transit advertising. The evolution of advertising reflects adaptation to technological changes, with the internet and social media playing key roles recently.
Step-by-step explanation:
In response to the scenario where traditional outdoor advertising like billboards was banned in Brazil, companies explored various alternative advertising strategies. The types of alternative advertisement methods used included everything except for option D) ads placed on buses, since transit ads on buses and taxis were also not allowed.
Advertising has evolved significantly over the years, adapting to technological advances and changes in media consumption habits. The use of radio in the 1920s, the advent of television, and more recently, the internet and social media, have all influenced how companies reach potential customers. Despite regulations such as the billboard ban in Brazil, companies continue to find creative ways to promote their products and services, maximizing their brand's visibility across diverse and innovative mediums.