West Champaran
Gopalganj
Saran
Siwan
Answer is Right!
Answer is Wrong!
The correct answer is: A. West Champaran
Gopalganj was a part of West Champaran district before 1973. In 1973, Gopalganj district was carved out of West Champaran district.
Option B is incorrect because Gopalganj is a district in Bihar, India. It was carved out of West Champaran district in 1973.
Option C is incorrect because Saran is a district in Bihar, India. It is located in the eastern part of the state.
Option D is incorrect because Siwan is a district in Bihar, India. It is located in the eastern part of the state.