Container A is filled with the mixture of milk and water in the ratio 1 : 3. The other two containers B and C are filled with milk and water in the ratio 5:3 and 1:5 respectively. If the contents of all the three containers are mixed, then the ratio of milk and water in the whole mixture when the capacities of the containers A, B, C are in the ratio 1:2:3, is

A

6 : 7

B

13 : 11

C

15 : 13

D

9 : 13