Answer : 2. "Killian Murphy"
Explanation :

Academy Awards 2024 (96th Academy Awards) has been announced. This award ceremony was organized at the Dolby Theater in Los Angeles. Oppenheimer, directed by Christopher Nolan, stole the show and won 7 awards. Cillian Murphy was given the Best Actor Award for the film Oppenheimer. 'Barbie' has received the original song award. 'What was I made for?' Billie Eilish and Phineas have received the award for the song.