How would you expalin "Aboriginal ranger" in the sentence?
McIntosh and his team of Australian and American historians, archaeologists, geomorphologists and Aboriginal rangers say that the five coins date back to the 900s to 1300s.

How would you expalin "Aboriginal ranger" in the sentence?
By the way, which century do "900s" and "1900s" refer to respectively?
Thanks!

Question

How would you expalin "Aboriginal ranger" in the sentence?
McIntosh and his team of Australian and American historians, archaeologists, geomorphologists and Aboriginal rangers say that the five coins date back to the 900s to 1300s.

How would you expalin "Aboriginal ranger" in the sentence?
By the way, which century do "900s" and "1900s" refer to respectively?
Thanks!

Answer

Aborigines are the native people of Australia. A ranger is someone who is highly skilled in hunting, tracking and all things associated with survival in non urban areas.

Answer

Aboriginal = native Australian
Do some research, man!

Answer

900s = 10th century 
1900s = 20th century