Answer:
i would say c.
Step-by-step explanation:
A is wrong because the old lady hasn't treated them badly.
B is wrong because no one is determining whats best for someone.
C is RIGHT because being prejudice means judging someone or having an idea about them before you actually know anything about them. That's exactly what they did before getting to know the elderly woman.
D is wrong because its irrelevant to what the story 's theme is.