Arrange the given words in alphabetical order and choose the one that comes in the second place:

Each of the following questions is based on the following alphabet series.
$A, B, C, D, E, F, G, H, I, J, K, L, M$
$N, O, P, Q, R, S, T, U, V, W, X, Y, Z$
Which letter is exactly midway between $H$ and $S$ in the given alphabet?

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

In the word $FLOURISH$,all the vowels are first arranged alphabetically and then all the consonants are arranged alphabetically. Then,all the vowels are replaced by the previous letter and all the consonants are replaced by the next letter from the English alphabet. Which letter will be third from the right end?

How many such pairs of letters are there in the word $CONSTABLE$,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: $CONSTANTINOPLE$.