What evidence did Wegener use to support his hypothesis?
Select all that apply.
changes of oxygen and carbon dioxide levels in the atmosphere
rise and fall of sea levels in Earth's history
distribution of fossils across continents
rock layers in mountains on different continents
Select all that apply.
changes of oxygen and carbon dioxide levels in the atmosphere
rise and fall of sea levels in Earth's history
distribution of fossils across continents
rock layers in mountains on different continents