Presentation

(1) Video https://drive.google.com/drive/u/1/folders/1hEtTyRnEtNQAySTEhr5C3vss0JU0riZ-

(2) Powerpoint 

https://drive.google.com/drive/u/1/folders/1iLyUwZU2Q94VVLkHfuozbFRULxAMN71I