General Knowledge

The Euro is the official currency in 19 European countries, known as the Eurozone. This includes major economies like Germany, France, Italy, and Spain.

The Rotunda of the Capitol Building is located in Washington DC, which is the seat of the United States Congress. This iconic dome is a central feature of the U.S. Capitol.

The Karez irrigation system is traditionally found in Balochistan, Pakistan. It is an ancient underground water channel system used to transport water from aquifers to the surface for irrigation and drinking purposes.

The international dialing code +90 is assigned to Turkey. This code is used when making international calls to Turkey from other countries.

Renminbi (RMB) is the official currency of the People's Republic of China. It is commonly known as the Chinese yuan.

The 2018 Hungarian parliamentary elections were the second parliamentary elections held since the adoption of the new constitution in 2011, which came into effect in 2012. The first such election was in 2014, making 2018 the second.

Justice (R) Saleem Kazmi was appointed as the first Federal Tax Ombudsman of Pakistan, making option A the correct answer. The other options refer to different individuals who did not hold this position first.

Lyallpur was officially renamed Faisalabad on August 1, 1978, in honor of King Faisal of Saudi Arabia. Therefore, option B is the correct date for the name change.

Abadan is home to the Abadan Refinery, which is the largest oil refinery in Iran and one of the largest in the world. This makes option A the correct answer.

Stephen Hawking is the author of the book "Brief Answers to the Big Questions," which addresses fundamental questions about the universe and humanity's future. The other options are notable scientists but did not write this book.