Joanne goes to the local electronics store to purchase a $30 dvd player that she saw advertised. upon arriving, the salesperson tells her that they have just run out and offers to show joanne some other models. joanne ends up purchasing a $150 dvd player. joanne has been the victim of which technique of persuasion?

The answer to the above question is "ideological center".

Most candidates running in a general election have an incentive to move toward the ideological center. It is grouping jointly around the world working on the common responsibility which will benefit the people.