If it is possible to make only one meaningful word from the first, the fifth, the seventh, the eighth and the eleventh letters of the word DEPARTMENTAL, first letter of the word is your answer. If more than one such word can be formed, your answer is 'X' and if no such word can be formed, your answer is 'Y'.
D
Specified letters ⇒ D, R, M, E, A
Meaningful word ⇒ DREAM