Task: Question Answering
Input (English): Question: The S.I. on a certain sum of money for 2 years at 6% per annum is half the C.I. on Rs. 4000 for 2 years at 10% per annum. The sum placed on S.I. is?

 Option A: 2197

 Option B: 1267

 Option C: 3500

 Option D: 2267

 Option E: 1262
Output (English): Option C