Some Clarifications

Thanks Rutledge and Jurassic. I knew I was right on that one because I've looked at them a million times. That's partly what prompted my question in the first place.
I think I have a clearer picture of the difference now.

Believe it or not, some of these officials also do the JV games. It is pretty hard to watch. Unfortunately, the NFHS Officials manual is apparently not mandatory reading for them.