Task: Question Answering
Input (English): Question: A merchant sells an item at a 20% discount, but still makes a gross profit of 20 percent of the cost. What percent W of the cost would the gross profit on the item have been if it had been sold without the discount?

 Option A: 20%

 Option B: 40%

 Option C: 50%

 Option D: 60%

 Option E: 75%
Output (English): Option C