If the first five words in the sentence,"Meeta's mother meets me many times" are rearranged in alphabetical order,which word will be the middle word?

Arrange the given words in alphabetical order and choose the one that comes in the middle.

How many meaningful words can be made from the letters $ACER$ using each letter only once?

How many such pairs of letters are there in the word $PROFITABLE$,each of which has as many letters between them in the word as in the English alphabet?

Find which one word cannot be made from the letters of the given word: $TEMPERAMENT$.

If it is possible to make a meaningful word with the second,the sixth,the ninth and the twelfth letters of the word $CONTRIBUTION$,which of the following will be the last letter of that word? If more than one such words can be made,give $M$ as the answer and if no such word is there,give $X$ as the answer.