Condition :
1. IF the first and the last letters are consonants, both are to be coded as the code for the first letter.
2 If the first letter is a consonant and the last letter is as vowel their codes are to be interchanged.
3. If both the first and the last letters are vowels, both are to be coded as the laste letter.
TABDRE

Options

A. 739c46
B. 639c47
C. 63946
D. 739c47

Answer

A

Explanation

Condition (2) applies