Answer:
All answers in explanation below!
Step-by-step explanation:
Summers and Graves could represent the grim reality (Graves) of the situation that once appeared lighthearted (Summer).
Additionally, names like Warner and Watson are old-fashioned, so this could help us gather information about the setting.
High level question: Do the character names help us discover more about the events that take place?
Answer: Yes. Graves, for instance, indicates the fate that Tessie Hutchinson has. Although it isn't directly mentioned, some readers might pick up on the foreshadowing of the last name Graves.