What is the relationship between the courts and the bill of rights

 Courts interpret the Bill of Rights when deciding cases. For example, if you are arrested while protesting an issue you feel strongly about, the Court may see a need to determine if your speech is protected by the First Amendment.

it would be that mali has the worst literacy rate than the others

the catholic church withhold people's access to the bible during the middle ages.

people could go to church and listen to the teachings, but it was absolutely forbidden to own and/or read the books of both the old and new testaments. it was also prohibited to translate the books (which where originally in biblical hebrew) to any other language.

this was done so the church could remain in control of what their teachings were and to enhance their importance and power, while also being able to judge people's actions through information that was unavailable for the general public.