egmat wrote:
Hello everyone,
Try this official question.
A group of paleontologists recently announced that a site in Utah has yielded fossils of some of the biggest armored dinosaurs ever found,and that they were at least 25 million years older than any similar dinosaur type previously found in North America.
(A) and that they were at least 25 million years older than any similar dinosaur type previously
(B) and they are at least 25 million years older than those of any similar dinosaur type that previously
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