N. It has to be N.
V comes before B.
k, l, m, n, o, p, or q
If you are referring to the use of "oer" in the U.S. National Anthem, the missing letter is "v", but it comes between the "o" and the "e": this is a poetic reduction of the word "over."
V - Think keyboard
The letter "B" or "b" comes before the letter "C" or "c".
The letter "Q" comes before the letter "R" in the alphabet.
p
Well, honey, if you're talking about the words "to" and "too," then "to" comes before "too" alphabetically. "T" comes before "O" in the good ol' alphabet. So, there you have it, alphabetically speaking, "to" takes the lead.
The letter before Pi is Omicron reprsented by 'O' in caps and 'o' in small case.
The letter ''O'' is the answer
The alphabet has 26 letters. The letter "P" comes after the letter "O".The English alphabet, in order:ABCDEFGHIJKLMNOPQRSTUVWXYZ
the letter is R