There are multiple courses you can opt for making your career bright. What is needed is that you must have good grasp over the subjects included in your course. This can be done only by your sustained efforts and interest. In order to have a bright career, you may choose IAS examination after your graduation. Ignoring science - stream, there are different options such as B.A, BBA, B.Com, BFA etc and with your meticulous planning and hard labours, IAS Examinatin can be cracked through.
In case you have the inclination for the Management - course, choose IIM as your ultimate destination. Of course, a lot of effort has to be put in to achieve the success.
Sincerity and passion would pay you dividend regardless the course you are persuing. In nut - shell, you have to be a good planner to achieve supremacy in the chosen field.