If it is possible to make only one meaningful word with the First, Second, Third and Fifth letters of the word TECHNOLOGY, which of the fol…

If it is possible to make only one meaningful word with the First, Second, Third and Fifth letters of the word TECHNOLOGY, which of the following would he the third letter of that word ? If no such word can be made, give ?X? as your answer and if more than one such word can be formed, give your answer as ?Y.