Final answer:
The phrase 'a few bulbs short of a chandelier' and details about Charley's social standing and how Bernice regards him suggest an upcoming, significant change in his character or others' perceptions, which is an example of foreshadowing.
Step-by-step explanation:
The event that foreshadows what will happen with Charlie can be deciphered from the provided text excerpts. The phrase 'a few bulbs short of a chandelier' suggests that Charley might be somewhat inadequate or limited in some way, hinting at potential future complications or challenges that Charley may face.
Additionally, in one of the excerpts provided, it is mentioned that Bernice saw Charley as her left-hand partner only because he had never been stuck with her, further implying an undervaluing of Charley's worth. This could foreshadow a turning point where Charley's status or consideration may change.
The mention of the finger spelling and rising action towards the climax of the story suggests that the narrative is building towards a significant event involving Charley.
Keeping in mind the earlier context, it could be foretelling an upcoming development in Charley's character or in how others perceive him, which aligns with the literary device of foreshadowing.