What are three things that show Jem and Scout see the need for change in To Kill a Mockingbird's Maycomb County?

JURIES. sees a definite need for a change in juries after
witnessing the travesty of justice perpetrated by the jury of the Tom Robinson trial. He wonders
if "we oughta do away with juries," and he recognizes that the absence of women--such
as Miss Maudie--is also a miscarriage of justice. "Soon's I get grown--"

MAYCOMB'S SOCIAL ORDER.  Jem is pretty accurate when he
describes the town's social pecking order:

1. "... the ordinary
   kind like us and the neighbors..."
2. "... the kind like the...