Task: Question Answering
Input (English): Question: The ratio of three numbers is 3 : 4 : 7 and their product is 18144. The numbers are

 Option A: 9, 12, 21

 Option B: 15, 20, 25

 Option C: 18, 24, 42

 Option D: 22, 36. 48

 Option E: None
Output (English): Option C