Multiple Choice
Why don't researchers use 14C to date fossils in rocks from the Cambrian Period?
A) Cambrian fossils do not contain carbon.
B) 14C only formed in more recent geologic periods.
C) 14C cannot provide accurate dates.
D) The amount of 14C remaining in Cambrian specimens is far too small to be measured accurately.
Correct Answer:

Verified
Correct Answer:
Verified
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