Task: Question Answering
Input (English): Question: Water is leaking out from a cylinder container at the rate of 0.31 m^3 per minute. After 10 minutes, the water level decreases 4 meters. What is value of the radius?

 Option A: 0.5

 Option B: 1.0

 Option C: 1.5

 Option D: 2.0

 Option E: 2.5
Output (English): Option A