They used a fishing pole to put a note through the window to ensure that Boo will read it. However, Atticus insists on leaving Boo alone.
Explanation:
Atticus is more clever than Mr. Gilmer. He asks Mayella questions, but they are not sufficiently irrelevant or immaterial for Mr. Gilmer to object to them
Answer:
The answer to the question above is "a. Heritage" which is Beneatha's hair most likely symbolizes based on "A Raisin in the Sun" playscript.