Task: Question Answering
Input (English): Question: Local trains leave from a station at an interval of 14 minutes at a speed of 36 km/h. A man moving in the same direction along the road meets the trains at an interval of 18 minutes. Find the speed of the man.

 Option A: 8 km/h

 Option B: 7 km/h

 Option C: 6 km/h

 Option D: 5.8 km/h

 Option E: None of these
Output (English): Option A