試題詳解

49. With which of the following conclusions would the author probably agree?
(A) The evolution of terrestrial life was as complicated as the origin of life itself.
(B) The discovery of microfossils supports the traditional view of how terrestrial life evolved.
(C) New species have appeared at the same rate over the course of the last 400 million years.
(D) The technology used by paleontologists is too primitive to make accurate determinations about ages of fossils.