Which statement is correct about Delaware’s regional classification?

• Delaware belongs geographically to the Rocky Mountain region even though some federal regional classifications place it within the South Atlantic division
• Delaware may be described as Mid-Atlantic even though some federal regional classifications place it within the South Atlantic division
• Delaware is part of New England under every classification even though some federal regional classifications place it within the South Atlantic division
• Delaware can only be described as Pacific Northwest even though some federal regional classifications place it within the South Atlantic division