The opossum, which is native to North America, and the kangaroo, which is native to Australia, are marsupials.

Question

The fact that both these mammals incubate their immature offspring in a pouch provides evidence that they —

Responses

belong to the same species
belong to the same species

must range great distances to eat
must range great distances to eat

have very similar skeletal structures
have very similar skeletal structures

are descended from a common ancestor

Answer 1

are descended from a common ancestor