$\textrm{First term of series follow a sequence like +1.}$
- $J+1=K$
- $K+1=L$
- $L+1=M$
- $M+1=N$
$\textrm{Second term of series follow a sequence like +1.}$
- $A+1=B$
- $B+1=C$
- $C+1=D$
- $D+1=E$
$\textrm{Third term of series follow a sequence like +1.}$
- $K+1=L$
- $L+1=M$
- $M+1=N$
- $N+1=O$
Option B is correct.