For which of the following films, has Akshay Kumar won a National award ?

Rustom

The correct answer is Option (3) - Rustom

Akshay Kumar received the National Film Award for Best Actor in 2017 for his performance in the movie Rustom.

• Raksha Bandhan: This film was released in 2022 and is not eligible for a National Award yet, as the awards typically recognize films from the previous year.
• Mission Mangal: While Akshay Kumar played a pivotal role in this film, he did not receive a National Award for it.
• Bell Bottom: Similar to Raksha Bandhan, this film was released in 2021 and is not eligible for consideration in the National Awards for 2024.