What of the following best describes the bubble?
Campaigns focusing on large numbers of town hall meetings and personal
appearances by the candidate to get their own message across rather than relying
on the media
Media coverage focusing intensely on a few front-runners who are said to have
momentum
Candidates isolating themselves from voters, relying instead on media campaigns,
avoiding the press
Campaigns attempting to manage media coverage by limiting access to
candidates and focusing on a single theme for the day