Multiple Choice
Which of the following is true regarding the geologic time scale?
A) the bulk of Earth's history has occurred during the Cenozoic era.
B) over 87 percent of Earth's history has elapsed during the more recent Cenozoic,Mesozoic,and Paleozoic eras.
C) both relative and absolute dating methods are used in determining the sequence of the time scale.
D) we live in the Tertiary period.
E) there have been only two periods of major extinctions in geologic time.
Correct Answer:

Verified
Correct Answer:
Verified
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