S L U A Y J V E I O N Q G Z B D R H

What will come in place of question (?) mark in the following series :

LA UJ YI EG ?

A) ZH	B) IB
C) NR	D) QH

Answer: D) QH

Explanation:

The first letter follows +1, +2, +3, +4, ....

The second letter follows +2, +3, +4, +5,....

Subject: Alphabet Test