Which country inaugurated world`s sea lock ‘Canal Lock’____________?

دنیا کے سمندری تالا ’’کینال لاک‘‘ کا افتتاح کس ملک نے کیا؟

The Philippines

The USA

The UK

The Netherlands

None of these

Largest sea lock in the world opened by: Dutch King Willem-Alexander

The 500-metre long and 70-metre-wide structure replaces a smaller 100-year-old one at Ijmuiden.