Mathematics · Logical Arrangement

A 5-letter word is to be formed using 5 different letters (2 vowels and 3 consonants) such that: 'E' is placed to the right of 'A' with exactly one letter between them. 'E' is at one of the ends of the word. 'L' is placed immediately to the left of 'A'. There are exactly two letters between 'D' and 'B'. The word starts with either 'D' or 'B'. Which letter occupies the exact middle position of the word?