Task: Question Answering
Input (English): Question: John and Lewis leave Chennai for Bangalore simultaneously at 8 P.M in the night driving in two cars at speeds of 50 mph and 70 mph respectively. As soon as Lewis reaches Bangalore he returns back to Chennai along the same route and meets John on the way back. If the distance between the two cities is 210 miles, how far from Chennai did John and Lewis meet?

 Option A: 200 miles

 Option B: 140 miles

 Option C: 150 miles

 Option D: 149 miles

 Option E: 50 miles
Output (English): Option C