In the following question, find out the alternative which will replace the blank space.L × M : 12 × 13 :: U × W : _______

In the following question, find out the alternative which will replace

1.	In the following question, find out the alternative which will replace the blank space.L × M : 12 × 13 :: U × W : _______
A.	21 × 32
B.	21 × 25
C.	21 × 23
D.	21 × 31
Answer» D. 21 × 31