Task: Question Answering
Input (English): Question: 8 kilograms of oranges contained 98% of water. If the next day the concentration of water decreased by 2%, what was the new weight of the oranges, in kilograms?

 Option A:  4.9

 Option B:  4.8

 Option C:  4.5

 Option D:  4

 Option E:  0.2
Output (English): Option D