Bhutan is surrounded by which of the following Indian states?
A.Assam, Arunachal Pradesh, West Bengal, Sikkim
B.Assam, Mizoram, West Bengal, Bihar
C.Arunachal Pradesh, Meghalaya, West Bengal, Bihar
D.Arunachal Pradesh, Sikkim, Bihar, Meghalaya

Hint: A south-central Asian country, Bhutan is situated on the edges on Himalayan mountain ranges. Historically, it used to be a remote kingdom, but due to the major changes in the twentieth century it became less secluded and isolated.

Complete answer:
Earlier a trip to Thimpu, the capital of Bhutan would take six days that too on a mue but due to the improvement in transportation and technology Thimpu is just a few hours' ride away. Also in the past Bhutan used to be an absolute monarchy but radical changes took place in the governmental structure as King Jigme Dorji Wangchuk, made a lot of efforts to change to a monarchy form of government in the country. Finally in two thousand and eight the king’s efforts turned out to be fruitful, since Bhutan became a multiparty parliamentary democracy just like India.

Bhutan’s economic focus is situated in the valleys on lesser Himalayas, which are very fertile and various ridges running from north to south separate the Himalayas from one another. The political core of Bhutan lies in Paro and Thimpu and they are also situated in the lesser Himalayas region. This country has a lot of geopolitical significance since it is located between the Assam-Bengal plain of India in the southern direction and the Plateau of Tibet in southwestern China in the northern direction.

Hence, the correct answer is option (A).

Note:Due to the ferocious storms it witnesses throughout the year, Bhutan earned its nickname ‘Land of the thunder dragon’. Bhutan is the first country in the world with specific constitutional obligations on its people to protect the environment.