Lake Kolleru is situated in which of the following states?

Correct option is A

The correct answer is (a).
Kolleru Lake is located in the state of Andhra Pradesh in India. It is the largest freshwater lake in Andhra Pradesh
The lake was declared as a wildlife sanctuary in November 1999 under India's Wildlife Protection Act of 1972, and designated a wetland of international importance in November 2002 under the international Ramsar Convention.