Find the missing term in the following series:
AI, BJ, CK, ?
[A]DL
[B]DM
[C]GH
[D]LM

DL
In the above question, the pattern is ,
1st letter
$latex A\xrightarrow{\text{+1}} B\xrightarrow{\text{+1}} C\xrightarrow{\text{+1}}\textcircled{D}$
2nd letter
$latex I\xrightarrow{\text{+1}} J\xrightarrow{\text{+1}} K\xrightarrow{\text{+1}}\textcircled{L}$