Why was the skull of the young woman in Laos so significant?
1) Fossils don't preserve well in the wet, tropical environment, so finding anything was significant.
2) It altered prevailing theories of the migration out of Africa.
3) It demonstrated that Homo sapiens were in Asian 63,000 years ago, 20,000 years earlier than previously thought.
4) A and B
5) B and C
6) A and C
7) All of the above.