1. Bhimbetka is a Palaeolithic residential site located in Raisen district of Madhya Pradesh.

2. It is a UNESCO World Heritage Site consisting of seven hills and more than 750 rock shelters distributed over 10 km.

3. Bhimbetka rock shelters are the oldest signs of human life in India. They provide important information about the life, culture and art of early man.

4. Bhimbetka was discovered by Dr. Vishnu Sridhar Wakankar in 1957. It was declared a site of national importance by the Archaeological Survey of India, Bhopal Division in 1990.

My side is an autobiography written by former English footballer, David Beckham published in 2003. David Robert Joseph Beckham is an English former professional footballer, the current president and co-owner of Inter Miami CF, and the co-owner of Salford City. He is known for his range of passing, crossing ability, and bending free-kicks as a right winger, David Beckham has been hailed as one of the greatest and most recognizable midfielders of his generation, as well as one of the best set-piece specialists of all time. He is the first English player to win league titles in four countries: England, Spain, the United States, and France.

Hence, the correct answer is "Flute". The guitar is of Western origin, has 6 strings, is plucked or strummed, and is not used in Indian music.