There's no career that can be classified as a best career. It all depends on your interest, aptitude and personality.
Interest will be your like and dislike towards a particular set of careers. Aptitude would be your potential to sustain through and personality will be your work-values.
Knowing this will help you know about the career that you are more inclined towards. And theres a simple way to get to know this. Log on to http://www.youngbuzz.com/career-assessment/role-assessment-career-counselling
You will be able to give the career test and also see a sample of the report here.
Try doing it and it will be the best thing that you would ever do in order to make a wiser career decision.
This will surely help.