Direction: Study the following information carefully to answer the given questions.
If it is possible to make only one meaningful 5 letter English word with the 4^th and 5^th letter of the word AMUCK and with the 2^nd, 4^th, and 6^th letters of the word AIRLOCK, which of the following  will be the second letter from the right 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 ‘Y’ as the answer.