The first people came to the Australian continent up to 70,000 years ago. These first people would have traveled over a land bridge from areas of Southeast Asia. Archaeological evidence includes human remains found at Lake Mungo, a dry lake in New South Wales, Australia. These remains are believed to be approximately 40,000 years old.

Which of the following is true about the passage above?
A.
It is a biased source that does not accurately relate how the first people got to Australia.
B.
It is a modern theory on how the first humans came to Australia and a secondary source.
C.
It is an eye witness account of someone who saw the first people come to Australia.
D.
It is a written account from the first settlers in Australia and a primary source.