In one theory, what led humans to move north into europe? a an ice age started and the planet got colder. b an ice age ended and the planet warmed up. c humans were starving and needed more food. d humans invented boats and could sail to europe.

Why were some framers in favor of incorporating the bill of rights? a. because then the bill of rights would cover both state and federal law.b. because then the bill of rights would protect both citizens and non citizens.c. because the the framers would only have to follow the federal laws.d. because the the framers would only have to follow their state's laws