In following questions, three sequence of alphabets/numerals are provided which correspond to each other in some way. Find out alphabets/numerals that come in the blank places.Choose the correct option -
C _ B _ D _ A _ B B D D
2 _ _ 4 _ 3 4 _ ? ? ? ?
_ a _ c b a _ d _ _ _ _
Answer: D. 3, 3, 1, 1
Clearly, 2 corresponds to C and 4 corresponds to A.
So, 1 and 3 corresponds to B and D.
Thus, the missing sequence is 1, 1, 3, 3 or 3, 3, 1, 1.