Task: Question Answering
Input (English): Question: A dealer offers a cash discount of 10% and still makes a profit of 35% when he further allows 20 articles to be sold at the cost price of 15 articles to a particular sticky bargainer. How much percent above the cost price were his articles listed?

 Option A: 80%

 Option B: 100%

 Option C: 120%

 Option D: 60%

 Option E: 90%
Output (English): Option B