Hello,

All the subject combinations you've mentioned will help in preparation of UPSC, hence you may choose according to your preference, to be eligible for UPSC candidates need to pass Bachelor's Degree from a recognized university with no specific aggregate required in this case, you can apply even in the final year, one thing you can do is choose a subject among these combinations that you want to take in your optional paper in UPSC as it's syllabus is nothing short of graduation studies