Task: Question Answering
Input (English): Question: The credit card and a global payment processing companies have been suffering losses for some time now. A well known company recently announced its quarterly results. According to the results, the revenue fell to $48 billion from $85 billion, a year ago. By what percent did the revenue fall?

 Option A: 20.8

 Option B: 30.4

 Option C: 43.5

 Option D: 32.5

 Option E: 33.8
Output (English): Option C