south america and africa are two continents separated by a large ocean. scientists have found 200-million-year-old mesosaurus fossils on both continents. what is the most likely explanation for how these fossils came to be found on both continents?

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation: