What is the purpose of Valencia’s letter to the editor

The tension we see between the two young people and okeke in “marriage is a private affair”

Iwas conscious that a moment's mutiny had already rendered me liable to strange penalties, and, like any other rebel slave, i felt resolved, in my desperation, to go all lengths." what is meant by the term resolved as it is used in this sentence? a) determined b) questioning c) uneasy d) unsure

Which one event in the story almost caused them to turn back and give up? losing their donkeysthe descent into the volcanorunning into their first dead endlack of water