Sound: Music, Dialogue analysis

Listen to the soundtrack (Sound: Music, Dialogue), and talk about why the soundtrack decision they made, why is so important, what’s the difference between them, the link of videos will be attached below.
The link: https://www.youtube.com/watch?v=6we4g1zMN4oA&Iist=PL7DOCEDB9DEOF11DO&index=6 https://www.youtube.com/watch?v=A4Gt44eW9iY&Iist=PL7DOCEDB9DEOF11DO&index=7 https://www.youtube.com/watch?v=fEAfhiciaSYl&list=PL7DOCEDB9DEOF11DO&index=13