Fossils of the reptile Mesosaurus have been found in both Africa and South America. Which of the following is a likely explanation for the fossils being found in these two places?

Responses

The reptile was able to swim across the Atlantic Ocean.
The reptile was able to swim across the Atlantic Ocean.

Africa and South America were once joined and later broke apart.
Africa and South America were once joined and later broke apart.

The fossils were moved by humans from Africa to South America.
The fossils were moved by humans from Africa to South America.

Africa and South America are joined and so the reptiles can walk from one to the other.
Africa and South America are joined and so the reptiles can walk from one to the other.

Africa and South America were once joined and later broke apart.