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What event marks the beginning of Earth's current era? O A. The emergence of human life O B. A mass extinction O C. The disappearance of land bridges O D. The end of the la…

What event marks the beginning of Earth's current era? O A. The emergence of human life O B. A mass extinction O C. The disappearance of land bridges O D. The end of the la…
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1 vote
What event marks the beginning of Earth's current era?

O A. The emergence of human life
O B. A mass extinction
O C. The disappearance of land bridges
O D. The end of the last ice age

asked
User Ponsuyambu
by
8.3k points

2 Answers

6 votes

Answer:

A mass extinction

Step-by-step explanation:

answered
User STRML
by
8.1k points
5 votes
B. We are in the cenzoic era so what previously had happen to cause the life we live today was a huge mass extinction.... hope this helps!!
answered
User FatBruno
by
7.9k points
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