How does the police reading the miranda rights at the time of arrest ensure that all people
are treated equally before the law?

If you are handcuffed, you are under arrest. Miranda rights, however, apply only to questioning. If you were not questioned, or made statements voluntarily before being handcuffed, the fact that you were not read your rights is not grounds for a dismissal.

the answer is a. since they were a huge producer of cotton and wanted the most money for it.

where is the diagram