Task: Question Answering
Input (English): Question: If the true discount on a certain sum due 6 months hence at 15% is Rs.120. What is the banker's discount on the same sum for the same time and at the same rate?

 Option A: Rs. 119

 Option B: Rs. 129

 Option C: Rs. 131

 Option D: Rs. 139

 Option E: None
Output (English): Option A