The correct answer is: A. 94, 162 sq km.
Bihar is a state in eastern India. It is the third-largest state by population and the 13th-largest by area. The state is bordered by Nepal to the north, Uttar Pradesh to the west, Jharkhand to the south, West Bengal to the east, and the Bay of Bengal to the southeast.
The capital and largest city of Bihar is Patna. Other major cities include Gaya, Bhagalpur, Muzaffarpur, Darbhanga, and Purnia.
Bihar is a land of ancient civilizations. The state is home to many historical and archaeological sites, including the Mahabodhi Temple, which is a UNESCO World Heritage Site.
Bihar is also a land of natural beauty. The state is home to the Himalayas, the Ganges River, and the Vindhya Mountains.
The total geographical area of Bihar is 94, 162 sq km.