Which statement about the geological time scale is false?
A) Geological eras are divided into periods.
B) Observations of differences in fossil assemblages in successive strata allowed scientists to estimate boundaries between divisions of time.
C) The geological time scale has been modified as new dating methods have been developed.
D) The divisions in the geological time scale were initially defined before the ages of rocks or fossils were known.
E) We are currently in the Proterozoic eon.
Correct Answer:
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