A fitness studio has created a video campaign and wants to measure their considerationcampaign with the help of a Brand Lift study. At what point should the fitness studio set up thestudy in order to create optimal control and exposed groups?
● Once the campaign first begins to start serving impressions. ● After the campaign’s end date has been met. ● After two weeks of the campaign first serving impressions. ● Before the campaign serves any impressions.