Five letter blocks with step of five – UGC NET Question

Each term is a 5-letter consecutive block. Starting letters A(1), F(6), K(11), P(16) increase by +5. Next start is U(21), giving UVWXY.

Option A:
Option A starts at S(19), which is +3 from P, not +5.

Option B:
Option B is correct because U is +5 from P and V,W,X,Y follow consecutively.

Option C:
Option C starts at V(22), which is +6 from P, not +5.

Option D:
Option D repeats an earlier term.