Consider the following pairs:
| Missile system | Country |
| 1. S-400 Triumph | Russia |
| 2. Terminal High Altitude Area Defence system (THAAD) | USA |
| 3. Barak | North Korea |
| 4. A-135 anti-ballistic missile system | France |
How many pairs given above are correctly matched?
1
Only one pair
2
Only two pairs
3
Only three pairs
4
All four pairs