Which casual relationship from the story is continuous

How can you sit there calmly eating muffins when we are in this horrible trouble i cant make out you seen to me to be perfectly heartless who said this quote

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?

Reread lines 6-7 "the survivor." determine how the tone of these differs from the preceding lines (1-5)