The correct answer is: a) Imphal West.
Imphal West is the most populous district in Manipur, with a population of 541,492 as per the 2011 census. It is the administrative headquarters of the state and is home to the capital city of Imphal. The district is located in the central part of the state and is bordered by Imphal East district to the north, Bishnupur district to the east, Thoubal district to the south, and Senapati district to the west.
Imphal West is a major educational and cultural center in Manipur. The district is home to several universities, colleges, and schools. It is also home to a number of temples, shrines, and other historical and cultural sites.
The economy of Imphal West is based on agriculture, trade, and industry. The district is a major producer of rice, vegetables, and fruits. It is also home to a number of small and medium-sized industries.
Imphal West is a beautiful and vibrant district with a rich history and culture. It is a popular tourist destination and is home to a number of hotels, restaurants, and other tourist facilities.