A newspaper wants to conduct a phone survey to predict who the favorite candidate will be in the next election. The paper plans on using the voter registration lists that provide the names and addresses of a voters in each election district in the city. The districts are roughly equal in population, Which method could they use to achieve a stratified random sample? A. Dividing the voter registration lists by district and then randomly choosing roughly the same number of names from each district B. Tossing a number cube and choosing names in sequence that correspond to that number C. Calling residents in each district who earn more than $50,000 per year D. Choosing one district's voter list at random, then starting with the 12"name on that list and choosing overy 5" name thereafter​