Based on the chart, which of the following would be the most reasonable plan for the students to follow?
(A) Searching horizontal rock layers in any class of rock and trying to find those that contain the greatest number of fossils
(B) Collecting fossils from rock layers deposited prior to the Permian period that contain some early vertebrate bones
(C) Looking in sedimentary layers next to bodies of water in order to find marine fossils of bivalves and trilobites
(D) Using relative dating techniques to determine the geological ages of the fossils found so they can calculate the rate of speciation of early organisms
Answer: (B) Collecting fossils from rock layers deposited prior to the Permian period that contain some early vertebrate bones
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