If it is possible to make a meaningful word with the second, the fifth, the tenth and the twelfth letters of the word 'METROPOLITAN', which of the following will be the third letter of that word ? If no such word can be made give X as the answer and if more than one such word can be made, give M as the answer.
In alphabet series, some alphabets are missing which are given in that order as one of the alternatives below it. Choose the correct alternative. -
aba _ baca _ ba _ bacaabac _ aca