Both Vivekananda College and Amity University are very different and each of them offers a different outcome for your career. Focus on your career goal and choose the one that fulfills it. Do not make a rash decision by just the demand and popularity of the subject.
Contact a career counselor or take personality assessment tests to find where your interests lie. This personality test gives you the opportunity to identify your own strengths and weaknesses, which you can work on.
After this, you will have clarity on choosing your career path and what course or program will help you achieve it.