Backward three letter groups with step of four – UGC NET Question

Starting letters Z(26), V(22), R(18), N(14) decrease by −4. Next start is J(10), giving JKL.

Option A:
Option A starts at K (11), which is −3 from N, not −4.

Option B:
Option B is correct because J is −4 from N and K,L follow consecutively.

Option C:
Option C starts at H (8), which is −6 from N, not −4.

Option D:
Option D starts at G (7), which is −7 from N, not −4.