Multiple choice ''Express yourself'' is the tagline of the Vodafone Airtel RIM Idea Reveal answer Fill a bubble to check yourself B Correct answer Explanation Airtel (Bharti Airtel) used 'Express yourself' as its tagline, emphasizing communication and self-expression. Vodafone uses 'The power to be your best', RIM (BlackBerry) used different taglines, and Idea used 'What an idea!'.