|A) JHL||B) HJL|
|C) LHJ||D) JKL|
Here it can be seen that it is not a continuous series.
so take alternative terms.
CGE, FJH, IMK and RNP, OKM,__
Between R and O there is a gap of two letters. so the first letter in the answer is L.Proceding like this the answer is LHJ