In and out they where treated like dirt because they where "Jewish" and then during the holocaust they were executed at a concentration camp. so in reality 300000 lives give or take a few, where killed just on a belief.
They didn't want to travel far to get to the court.
The ka and the ba were spiritual entities that everyone had possessed but the akh was an entity reserved for the only a few that were deserving of the maat kheru
The answer it’s number 4 “implied power”