Why do people of both Jewish and Christian faith trace the start of their religions to Isaac? (1 point) They believe Isaac is God's final prophet. They believe Moses and Jesus are Isaac's descendants. They believe Isaac wrote the Old Testament. They believe Isaac survived in the desert due to the help of God.

Which effect did the united states supreme court's decision in plessy v. ferguson have? 1. ending segregation in all public schools in america 2. protecting voting rights for african americans by eliminating literacy tests 3. upholding the rights of all citizens to be treated equally by the government 4. authorizing the system that kept black and white people separated