Thank you! Thank you @rncbc! These all make perfect sense now. I actually had read all of Chapter 4, but it was a little cloudy at first, your answers plus re-reading the chapter cleared things up. Thanks again. ---scott Reply
Thank you @rncbc! These all make perfect sense now. I actually had read all of Chapter 4, but it was a little cloudy at first, your answers plus re-reading the chapter cleared things up. Thanks again.
---scott