Francois Bernier was a physican for whom of the following:

Dara Shukoh

The correct answer is Option (3) → Dara Shukoh

1656 to 1668 François Bernier (from France)
François Bernier, a Frenchman, was a doctor, political philosopher and historian. Like many others, he came to the Mughal Empire in search of opportunities. He was in India for twelve years, from 1656 to 1668, and was closely associated with the Mughal court, as a physician to Prince Dara Shukoh, the eldest son of Emperor Shah Jahan, and later as an intellectual and scientist, with Danishmand Khan, an Armenian noble at the Mughal court.