If all the letters in the word $ARGUMENT$ are rearranged in alphabetical order and substituted by the letter immediately following it in the English alphabet,what will be the new arrangement of letters?

How many meaningful five-letter words can be formed with the letters $SLIKL$ using each letter only once?

From the word $BEHIND$,how many independent words can be made without changing the order of the letters and using each letter only once?

$A$ group of letters is given which are numbered $1, 2, 3, 4, 5$ and $6$. Below are given four alternatives containing combinations of these numbers. Select that combination of numbers so that the letters arranged accordingly form a meaningful word.
$E, O, C, D, L, I$
$1, 2, 3, 4, 5, 6$

Each of the following questions is based on the following alphabet series.
$A, B, C, D, E, F, G, H, I, J, K, L, M$
$N, O, P, Q, R, S, T, U, V, W, X, Y, Z$
In the English alphabet,which letter will be to the immediate left of $M?$

If it is possible to make a meaningful word with the second,the fifth,the tenth,and the twelfth letters of the word $METROPOLITAN$,which of the following will be the third letter 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 $M$ as the answer.