Task: Question Answering
Input (English): Question: In a mixture of 13 litres, the ratio of milk and water is 3 : 2. If 3 liters of this mixture is replaced by 3 liters of milk, then what will be the ratio of milk and water in the newly formed mixture?

 Option A: 9 : 1

 Option B: 9 : 2

 Option C: 9 : 7

 Option D: 9 : 4

 Option E: 9 : 3
Output (English): Option D