Question

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Answer 1

Which of the following is true about fossils?
Fossils found in lower layers of sedimentary rock are
older than fossils found in upper layers of sedimentary rock.
Fossils found in lower layers of sedimentary rock are
as old as fossils found in upper layers of sedimentary rock.
The relative age of fossils cannot be determined from their
position in sedimentary layers.
Fossils found in upper layers of sedimentary rock are
older than fossils found in lower layers of sedimentary rock.