1) In the following question, some groups of letters are given, all of which, except one, share a common similarity while one is different. Choose the odd one out. A) DW B) HS C) MN D) GT E) KO Answer: Option EExplanation:In all other groups, the first letter occupies the same position from A onward as the second letter occupies from Z backward e.g. D is the fourth letter from the beginning and W is the fourth letter from the end of the alphabet.