With reference to Rashtrakutas, consider the following statements:
1. The empire was divided into several provinces called Vishayas under the control of Rashtrapatis.
2. Rashtrakutas, Gurjara Pratiharas and Palas were involved in the struggle for control over the Gangetic region.
3. The Kailasanatha temple at Ellora was built during the reign of the Amogavarsha.
Which of the statements given above is/are correct?