Several watch dog cosumer group have criticized the fast foo

Several watch dog cosumer group have criticized the fast food industry for serving food with excessive fat content. One watch dog announced that it will randomly select one last fast food chain per week. The watch dog will then decide, as a group to purchase one item of the menu that has been advertised the most on television and in the newspapers. The watch dog then have heavily advertised, just purchased item professionally sampled for fat content. Weekly results will be posted on the watch dog\'s website. For this scenario, what best describes the earth dogs sampling activities each week