Which of the following letter-cluster will come in place of the question mark (?) in the given series and complete the series?

First Letters:

V → ? → R → P → N

Positions:
22 → ? → 18 → 16 → 14

👉 Pattern: -2, -2, -2, -2

So:
22 → 20 (T) → 18 → 16 → 14

✔️ Missing first letter = T

Second Letters:

Q → ? → O → N → M

17 → ? → 15 → 14 → 13

👉 Pattern: -1, -1, -1, -1

So:
17 → 16 (P) → 15 → 14 → 13

✔️ Missing second letter = P

Third Letters:

S → ? → O → M → K

19 → ? → 15 → 13 → 11

👉 Pattern: -2, -2, -2, -2

So:
19 → 17 (Q) → 15 → 13 → 11

 Missing third letter = Q

Fourth Letters:

N → ? → L → K → J

14 → ? → 12 → 11 → 10

👉 Pattern: -1, -1, -1, -1

So:
14 → 13 (M) → 12 → 11 → 10

✔️ Missing fourth letter = M

✅ Final Answer:

👉 TPQM ✔️