World Geography and Politics

Muscat is the capital and largest city of Oman, located on the country's northern coast along the Gulf of Oman. It has been an important trading port since ancient times due to its strategic position connecting the Arabian Peninsula, Persia, and India. The city is known for its modern architecture alongside historic forts and mosques.

Lhasa is the capital city of Tibet, which is an autonomous region of China. Therefore, Lhasa is located in China, not in any of the neighboring countries listed.

The Durand Line is the 2,640 km international border between Pakistan and Afghanistan, established in 1893 through an agreement between Sir Mortimer Durand (British India) and Afghan Emir Abdur Rahman Khan. It remains a disputed border today. None of the other options involve the Durand Line.

Siachen is a glacier located in the eastern Karakoram range in the Himalayas. It is the world's second-longest non-polar glacier and forms a strategic frontier zone between India and Pakistan, with both countries maintaining military presence there.

The SAARC (South Asian Association for Regional Cooperation) Secretariat is permanently headquartered in Kathmandu, Nepal. This intergovernmental organization, founded in 1985, promotes economic and regional integration among its eight member nations in South Asia. Kathmandu was chosen as the neutral host city for the organization's administrative headquarters.

The SAARC (South Asian Association for Regional Cooperation) has its permanent secretariat in Kathmandu, Nepal. SAARC includes countries like India, Pakistan, Bangladesh, Sri Lanka, Nepal, Bhutan, Maldives, and Afghanistan. Australia, France, and Netherlands are not South Asian countries.

Fundamental duties in the Indian Constitution (Article 51A) were borrowed from the USSR and added by the 42nd Amendment in 1976. They were inspired by the Soviet Constitution's citizen duties.

The Durand Line is the international border between Pakistan and Afghanistan, established in 1893. It was named after Sir Mortimer Durand, the British diplomat who negotiated the boundary with Afghanistan's Amir. The spelling in option B ('Durad') is a typo but clearly refers to the Durand Line.

Maldives President Mohamed Nasheed held a historic cabinet meeting underwater in October 2009 to highlight the existential threat of sea-level rise to low-lying island nations. This dramatic protest was aimed at drawing global attention to climate change impacts.

Vijay Singh, one of golf's most successful players, is from Fiji. He has won major championships including the PGA Championship and Masters Tournament. Though of Indian descent, he represents Fiji in international competitions.

United Kingdom is a European country, while China, India, Bangladesh, and Sri Lanka are all Asian countries. The geographical continent classification makes the UK the odd one out.

The Gurkhas are an ethnic group primarily from Nepal, with significant communities in parts of Northeast India. While Gurkha soldiers serve in various armies including the British and Indian armies, their original homeland and cultural origin is Nepal.

The Nuclear Non-Proliferation Treaty (NPT) recognizes only five nuclear weapon states: USA, UK, France, China, and USSR/Russia. India never signed the NPT and therefore does not have the treaty-granted right to possess nuclear weapons, though it did develop them independently later.

SAARC has 8 member states: Afghanistan, Bangladesh, Bhutan, India, the Maldives, Nepal, Pakistan, and Sri Lanka. Thailand and Indonesia are not members (they are in ASEAN).