Correct Option: E

Tata Power, in March 2012, synchronized the second unit of its Maithon power project in Jharkhand. With this 525 megawatt (Mw) unit, the company has a total power generation capacity of 5,297 Mw, making it the country’s largest private sector power generating firm. The Maithon project's first unit was commissioned in September 2011. It is a 74:26 joint venture between Tata Power and Damodar Valley Corporation.