this has a great impact because they are all from the same company and they use claims that aren't certain in some of the posters, because for example everyone is different and the experience of tabac is different in every organism, so you can not say that it has no unpleasant taste at the end.
They all claim to have done scientific research and that it has been proven, with the intensions of convincing the audience, and they all have facts to back them.
