Task: Question Answering
Input (English): Question: Suresh borrowed some money at the rate of 4% p.a. for the first three years, 9% p.a. for the next five years and 13% p.a. for the period beyond eight years. If the total interest paid by him at the end of 11 years is Rs.8160, how much money did he borrow?

 Option A: s.8500

 Option B: s.6000

 Option C: s.8500

 Option D: s.9000

 Option E: s.7000
Output (English): Option C