Answer:
c: Champollion showed determination when faced with other obstacles.
Step-by-step explanation:
So Champollion in The riddle of the Rosetta stone you have the clues that he has a determination and a very important characteristic in its own behavior when facing challenges he rises up to that challenge and searches to solve the problems, he has shown determination and that is the key to being certain that he will figure out the hieroglyph.