Task: Question Answering
Input (English): Question: The present ages of three persons in proportions 4 : 5 : 9. Eight years ago, the sum of their ages was 30. Find their present ages (in years).

 Option A: 19, 20, 28

 Option B: 12, 15, 27

 Option C: 20, 35, 45

 Option D: 33,42,43

 Option E: 13, 23,34
Output (English): Option B