Task: Question Answering
Input (English): Question: The present ages of three persons are in proportions 4:7:9. Eight years ago, the sum of their ages was 56. Find their present ages?

 Option A: 16, 26, 36

 Option B: 16, 28, 36

 Option C: 16, 28, 38

 Option D: 16, 28, 32

 Option E: 16, 28, 30
Output (English): Option B