If it is possible to make a meaningful word with the first, the fourth, vthe seventh and the eleventh letters of the word "INTERPRETATION', which of the following will be third letter of that word ? If more than one such word can be made, give M as the answer and if no such word can be made, give X as the answer.

Answer: E. M

The first, fourth, seventh and eleventh letters of the word INTERPRETATION are I, E, R and T respectively. The words formed are TIER, RITE and TIRE.