Task: Question Answering
Input (English): Question: If one person completes a journey in 10 hrs. He travels 1st half of the journey at the rate of 21 km/hr and 2nd half at therate of 24 km/hr. Find the total journey in km.

 Option A: 210 km

 Option B: 216 km

 Option C: 224 km

 Option D: 230 km

 Option E: 232 km
Output (English): Option C