Task: Question Answering
Input (English): Question: In a dance competition the points in each round for the first,second,third and fourth position were 100,50,20,10 . No other points were given. Ashita participated in several rounds in the competition and the product of her score was 50000. In How many rounds did she participate?

 Option A: 3

 Option B: 2

 Option C: 1

 Option D: 5

 Option E: Cannot be determined
Output (English): Option E