General Knowledge

Qantas is the flag carrier airline of Australia, making option B the correct answer. The other options represent countries that do not have Qantas as their national airline.

Pakistan issued its first coin in 1948, shortly after gaining independence in 1947. This coin marked the beginning of Pakistan's own currency system.

Mount Everest, the world’s highest mountain, is located in the Himalayas on the border between Nepal and China (Tibet Autonomous Region). Its peak lies on the Nepal-China border, with Nepal commonly credited as its primary location.

Prague is the capital city of the Czech Republic, making option D the correct answer. The other options are capitals of different countries: Nicosia (Cyprus), Dublin (Ireland), and Bern (Switzerland).

The Danyang–Kunshan Grand Bridge, located in China, is the world's longest bridge, spanning approximately 164.8 kilometers as part of the Beijing-Shanghai High-Speed Railway.

JAT Airways was the national airline of Serbia, making option B the correct answer. The other countries listed do not correspond to JAT Airways.

Vienna is the capital city of Austria, making option A the correct answer. The other options are capitals of different countries or unrelated to Vienna.

Biman Bangladesh Airlines is the national flag carrier airline of Bangladesh, making option C the correct answer.

The capital of the United States is Washington, D.C., which is the seat of the federal government. The other options are states, not capitals.

Freedom Air was a low-cost airline based in New Zealand, operating as a subsidiary of Air New Zealand. Therefore, the correct answer is New Zealand.