The lines that best explains why the Supreme Court’s decision in Plessy v. Ferguson was unconstitutional in nature is "Since the 14th Amendment did not make concessions for people born outside the US, the Supreme Court’s decision could not be applied."
I’m not sure what portion you’re referring to, but I would say that he uses the rhetorical device of repetition most effectively, as he repeats “I have a dream”.
Answer:
Lana and Jessie need to get Martin before they are caught, and Lana doesn't want her mother to know where she is going so as not to worry her.
Explanation: