Video presentation:

https://drive.google.com/file/d/1YCXbzBfl4-p_x4kholDbzLVET_4ZUJwy/view?usp=drivesdk 

PPT slide:

https://docs.google.com/presentation/d/1Y6mK1fipZPgyCFWTybC5f3v4G1zxXqOT/edit?usp=drivesdk&ouid=112225782519041977745&rtpof=true&sd=true