Explanation:

- Option 1: Anupam Kher

- Anupam Kher is a distinguished Indian actor known for his versatility and numerous contributions to Indian cinema, but he did not receive the 50th Dadasaheb Phalke Award.

- Option 2: Naseeruddin Shah

- Naseeruddin Shah is a critically acclaimed actor with a significant impact on both parallel and commercial cinema, but he was not the recipient of the 50th Dadasaheb Phalke Award.

- Option 3: Amitabh Bachchan

- Correct Answer: Amitabh Bachchan, often referred to as the "Shahenshah of Bollywood," was awarded the 50th Dadasaheb Phalke Award in 2019. This award is the most prestigious award in Indian cinema, celebrating lifetime achievements.

- Option 4: Kamal Haasan

- Kamal Haasan is a legendary actor and filmmaker in Indian cinema, known for his contribution to Tamil films and others, but he was not given the 50th Dadasaheb Phalke Award.

The correct answer is Option 3: Amitabh Bachchan.