If it is possible to make only one six-letter meaningful English word with the 1st, 4th, and 9th of the word RIGMAROLE and 2nd, 3rd, and 5th letter of the word SALUBRIOUS, which of the following will be the sixth letter from the left 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.