0:15 - A situation with 3 options (cholesterol levels)
0:46 - Initial program with no conditions
1:10 - Modifying to check if the level is unhealthy or not (single if)
2:12 - Adding additional cases to determine if the level is healthy, at-risk, or unhealthy
3:25 - A note about syntax
4:13 - Double checking the logic flow & testing