During Earl Warren's tenure as U.S. Chief Justice, there was an expansion of civil rights and liberties.
Answer: Option B
Step-by-step explanation:
Earl Warren is popular for bringing a constitutional revolution in the United States of America through drastic changes in the constitution with the intention of eradicating any type of racial discrimination.
Thus, establishing himself as one of the Supreme court's most influential judges in the history of the United States of America as blacks and minorities. They were denied permission to law and courts, due to which he was not scared to take on any type of legal controversies.