iam currently pursuing my btech from DTU(formely delhi college of engineering). iam in 2nd year(3rd semester) and my stream is polymer engineering .i have scrutinized my stream and made a conclusion that i will never become a polymer engineer. i want to study abroad and the only option left to me is gmat . Plz give me suggestion on how to pursue with the gmat preparation?which ngo to be joined?which certification to be achieved?how can one join an ngo? iam a beginner . plzz help