The answer is option C: The reader would know more about Hamadi’s inner thoughts and feelings and less about Susan’s.
The first person point of view is used to provide readers with the narrator's feelings and inner thoughts. As a consequence, if "Hamadi" had been written in the first person with Hamadi as the narrator, then readers would not have so much information about what motivates the rest of the characters, and the account would be influenced by Hamadi's emotions and prejudices.
In recent times with the coronavirus outbreak you might not be able to go to the store to get things you need. Proper storage of food makes thing easier to find and know where they are.
a. Wild celebration
A revel is a wild celebration. Your context clue here is the detail that it went "whirlingly on". This gives the image that things are spinning and it is something that could end at midnight. An party hat doesn't end at midnight. A type of dance is something that can spin, but it usually doesn't continue on until midnight. A specific dance type usually only last for a few minutes. An appearance does not make sense.