which of these events is an example of a supreme court ruling overruling an existing law?
ABrown vs. the bored of education ending legalized segregation
BThe 13th amendment ending slavery
CRoe v. wade legalized abortion
DAll of the above
ABrown vs. the bored of education ending legalized segregation
BThe 13th amendment ending slavery
CRoe v. wade legalized abortion
DAll of the above