Changing the size of memory or changing the ROM version forces a reset of the PET.
The emulator has an IEEE-488 device at address 8. It can be used load and save (.prg) files.
Some programs don't run on ROM1 and some require more memory than the default 8K.
STATES is one of those educational programs that drills you on matching U.S. states with their capital cities. While I understand that the states and capitals pairings provide a programmer with a nice dataset to work with, so many drill programs used this data as the subject matter for educational programs that it became a cliche.