If every vowel in the word 'JABALPUR' is changed to its next letter in the ENGLISH alphabet. 'JABALPUR' → JBBBLPVR If every consonant is changed to its previous letter. 'JABALPUR' → IAAAKOUQ Then, we get : 'JABALPUR' → IBABKOVQ So, K will be the fourth letter from the right. Hence, the correct answer is "K".