Analyze the following statements about the Bullseye Framework and determine which are accurate in the context of channel selection:
    - Statement I: The Bullseye Framework's brainstorming stage involves immediately investing heavily in a few selected channels.
    - Statement II: During the testing stage of the Bullseye Framework, businesses should run small, cost-effective campaigns to gauge channel effectiveness.
    - Statement III: The focusing stage of the Bullseye Framework is about expanding the range of channels to increase market reach.
Choose the correct statement(s).