Week #2: Chapters 3 & 4

Here is the link for the PowerPoint of Chapter 3:
https://docs.google.com/open?id=0B2AVc7n2O2C1MzM0YjE3NGUtNDc1Zi00NTIxLWEyMmUtODJlMDMyNjcyYzY4

Here is the link for the PowerPoint of Chapter 4:
https://docs.google.com/open?id=0B2AVc7n2O2C1ODc4YzMwOGEtMmI5OC00MzNmLWIxOTUtZTY5ZTM1ZmUxM2Fk