Task: Question Answering
Input (English): Question: The price of an item is discounted 10 percent on day 1 of a sale. On day 2, the item is discounted another 20 percent, and on day 3, it is discounted an additional 40 percent. The price of the item on day 3 is what percentage of the sale price on day 1?

 Option A: 28%

 Option B: 48%

 Option C: 64.8%

 Option D: 70%

 Option E: 72%
Output (English): Option B