What is criteria for ba hons political science in du & I'm from OBC category & I got 83.75% in 12th
Admission is based on best of 4 so You have to calculate your best of 4 percentage.
For calculation of best of 4 you need one language subject one subject in which you want to do hons in, in your case political science if you do not include it you will face a deduction of 1%. You can include any other 2 subjects from list a or list b from du ug bulletin, if you add any subject other than that you will face a deduction of 2.5%.
All the best