The Geographic Distribution of the Mesosaurus, a Small Swimming Reptile

Multiple Choice

The geographic distribution of the Mesosaurus, a small swimming reptile that lived during the late Paleozoic, shows that the reptile lived on the southwest coast of what is now Africa and the southeast coast of what is now South America. This provides evidence that

A) a land bridge once existed between Africa and South America.
B) the Atlantic Ocean was once much more shallow.
C) Africa and South America were once joined into one continent.
D) migration between Africa and South America was once possible.
E) the Earth was once much smaller in size.