C. because Buck stole some food
The two phases are called "Waxing crescent moon" and "Waning gibbous moon". During these two phases one can barely see the moon.
Answer:
I think that Sofia should decide this for herself.
Explanation:
She is the only one who knows how much she can do. Her peers could give her their opinions, but these won't help her all that much. She is the expert on herself, and her work. She has to do this herself.