单选题The skulls and pelvic bones of some species of dinosaur share characteristics with the skulls and pelvic bones of all modern birds. Even though not all dinosaurs have these characteristics, there are scientists who claim that all animals that do have t
题目
单选题
The skulls and pelvic bones of some species of dinosaur share characteristics with the skulls and pelvic bones of all modern birds. Even though not all dinosaurs have these characteristics, there are scientists who claim that all animals that do have these characteristics are dinosaurs. If the statements above and the claim of the scientists are true, which of the following must also be true?
A
Birds share more characteristics with dinosaurs than they do with other animals.
B
Some ancient dinosaurs were indistinguishable from modern birds.
C
All animals whose skulls share the characteristics of those of modern birds also have pelvic bones that are similar to those of modern birds.
D
Modern birds are dinosaurs.
E
All dinosaurs are birds.