Correct option is A
✅ (a) Singapore:
· Singapore was the first country to introduce the concept of Vaccinated Travel Lane (VTL).
· VTL is a travel arrangement that allows quarantine-free travel between countries for fully vaccinated travelers.
· It was launched to revive international travel safely during the COVID-19 pandemic.
· Singapore established VTLs with several countries to facilitate tourism and business travel while minimizing the risk of virus spread.
❌ (b) Britain: Did not initiate VTL; they have different travel policies. ❌ (c) China: No record of VTL initiation. ❌ (d) USA: Has travel protocols but not under the VTL concept.