Task: Question Answering
Input (English): Question: What is the cost price of an article sold by a trader at 10% loss, given that the trader would have made a profit of 9% if he had sold it for $60 more?

 Option A: $526.31

 Option B: 527.31

 Option C: 516.31

 Option D: 528.31

 Option E: 524.31
Output (English): Option A