If all the letters in the word MERCIFUL are rearranged in alphabetical order and substituted by the alphabet preceding them in the English

If all the letters in the word MERCIFUL are rearranged in alphabetical order and substituted by the alphabet preceding them in the English alphabet. What will be the new arrangement of letters?

1. BDEHLKQT
2. BDHEKLQT
3. BDEHKLQT
4. BDEJMLQT

Sol:

MERCIFUL

⇒ After arranging in alphabetical order: CEFILMRU

⇒ After replacing alphabets with preceding alphabet: BDE HKLQT