The correct option is A 1 only
Tansen, also referred to as Tan Sen or Ramtanu, was a prominent figure of Hindustani classical music. He was patronised by Hindu king of Rewa, Raja Ramchandra Singh and later by the Mughal Emperor Akbar
Maharaja Pratap Singh Deva of Jaipur started the practice of holding conference of musicians, which culminated in the production of Sangit Sagar, a monumental work on Indian music.
Sultan Bahadur Shah of Gujarat patronized Baiju bawra.