The consonants in the word 'SPLENDOR' are changed to the respective previous alphabets in the English alphabetical series and the vowels are changed to the respective alphabets succeeding them in the English alphabetical series. What is the 4th letter from the right end in the word formed after arranging the remaining letters in alphabetical order?

• A. M
• B. P
• C. O
• D. L
• E. None of these.