China shares land borders with 14 different countries, including North Korea and Russia. Japan, however, is an island nation located in the Pacific Ocean to the east of the Asian mainland. Because it is separated from the Chinese mainland by the East China Sea and the Yellow Sea, it does not share any land boundaries with China. This geographical separation is a key factor in the geopolitical relationship between the two nations.

Portuguese is the official language of Angola, a legacy of its history as a former Portuguese colony. While various indigenous Bantu languages, such as Umbundu, Kimbundu, and Kikongo, are widely spoken throughout the country, Portuguese serves as the primary language for government, education, media, and inter-ethnic communication across the nation.

For many years, Nepal was officially designated as the world's only Hindu kingdom. The monarchy played a central role in this identity, with the King of Nepal being revered as an incarnation of Lord Vishnu. However, following the political changes and the abolition of the monarchy in 2008, Nepal transitioned into a secular republic, though Hinduism remains the dominant religion.

Chechnya, a republic within the Russian Federation located in the North Caucasus, covers an area of approximately 15,000 square kilometers. This figure is widely cited in geographical references regarding the region's territorial extent.

The official currency of the People's Republic of China is the renminbi, with the yuan being the basic unit of account. It is distinct from other regional currencies such as the Japanese yen, the Thai baht, or the various pesos used in Latin American and other nations.

The official currency of the Republic of Yemen is the Yemeni rial. It is subdivided into 100 fils, although coins are rarely used in circulation due to inflation. The Central Bank of Yemen is responsible for the issuance and management of the currency. The rial has been the legal tender of the country since the unification of North and South Yemen in 1990.

The official currency of the Republic of Maldives is the Maldivian rufiyaa. The currency code is MVR. It is subdivided into 100 laari. The name 'rufiyaa' is derived from the Sanskrit word 'rupya', which means silver, reflecting historical trade influences in the Indian Ocean region.

The official currency of Iraq is the Iraqi dinar. It was introduced in 1932 to replace the Indian rupee, which had been the official currency during the British occupation. The Central Bank of Iraq is responsible for the issuance and management of the currency, which is subdivided into 1,000 fils, although fils are no longer in circulation due to inflation.

Namibia, formerly known as South West Africa, was under the administration of South Africa for much of the 20th century following a League of Nations mandate. It gained independence in 1990. Although the source text contains a contradictory reference to option A, the correct answer is B, which is historically accurate.

The administrative structure of the Punjab province is divided into various districts for governance purposes. As per the standard administrative records used in official documentation and academic geography, the province is divided into 36 districts. This division facilitates the management of local government, law enforcement, and public service delivery across the most populous province of Pakistan.