If in a certain language, EXECUTIVE is coded as TCIEUXVEE, the how is MAUSOLEUM coded in that language?

Answer: Option A

Let us label the letters of the given word from 1 to 9. Then, the code contains the letters of the word in the order 6, 4, 7, 3, 5, 2, 8, 1, 9.
Thus we have :
MAUSOLEUM => LSEUOAUMM
123456789 => 647352819