In a certain code, PLEADING is written as FMHCZDKO. How is SHOULDER written in that code?

QDCKTNGR

The correct answer is Option (3) → QDCKTNGR

PLEADING → FMHCZDKO

Reverse the word:PLEADING→GNIDAELP

Now move each letter one step backward in the alphabet:

• G → F
• N → M
• I → H
• D → C
• A → Z
• E → D
• L → K
• P → O

GNIDAELP→FMHCZDKO

Now apply the same rule to SHOULDER. Reverse the word: SHOULDER→REDLUOHS

Move each letter one step backward: 

• R → Q
• E → D
• D → C
• L → K
• U → T
• O → N
• H → G
• S → R

SHOULDER→QDCKTNGR