Task: Question Answering
Input (English): Question: A shop owner professes to sell his articles at certain cost price but he uses false weights with which he cheats by 14% while buying and by 20% while selling. What is his percentage profit?

 Option A: 10.22%

 Option B: 20.22%

 Option C: 21.22%

 Option D: 42.5%

 Option E: Can't be calculated
Output (English): Option D