Match the following columns.
| (A) Key used to insert spaces | (1)  | 
| (B) Key used to insert spaces | (2)  | 
| (C) Key used to insert spaces | (3)  | 
| (D) Key used to insert spaces | (4)  | 
A (A) - (3), (B) - (4), (C) - (2), (D) - (1)
B (A) - (4), (B) - (3), (C) - (1), (D) - (2)
C (A) - (3), (B) - (2), (C) - (4), (D) - (1)
D (A) - (1), (B) - (2), (C) - (4), (D) - (3)
ALL THE OPTIONS IN COLUMN 1 ARE SAME. THIS IS A WRONG QUESTION
 
             
             
        