Respuesta :
Continental Drift because all continents were once connected by the name of Pangea
Answer:
option: B is the correct answer.
( Continental drift)
Step-by-step explanation:
" Continental drift describes one of the earliest ways geologists thought continents moved over time. Today, the theory of continental drift has been replaced by the science of plate tectonics "
Hence, Continental Drift helps explain why there are a large number of marsupial mammal species in Australia and South America, two continents that were once connected.