What are the five major way a language can change?

Have fun with the points my little chiefs

According to the riddle of the rosetta stone, what problem did both jean-francois champollion and sylvestre de sacy face in their attempts to decipher the writings on the rosetta stone?

1. fallacy of logos "my favorite teacher said that we should vote for mr. martinez, so i believe he is the best." 2. fallacy of ethos "if we don't pass this environmental protection bill now, the world will probably end soon." 3. fallacy of pathos "the last time it rained, our local sports team won. it is raining today, so they will win tonight."