Option b is the correct answer. Rajraja-I was the Chola emperor who built the Brihadeeswarar Temple, also known as the Thanjavur Big Temple, as a dedication to Lord Shiva. The temple was constructed between 1003 and 1010 CE and is one of the largest and most magnificent temples in India. It is also a UNESCO World Heritage Site and a symbol of Chola power and artistic excellence.